--- a/pugixml/src/pugixml.hpp	Fri Jan 20 10:40:29 2017 +0100
+++ b/pugixml/src/pugixml.hpp	Fri Jan 20 10:44:37 2017 +0100
@@ -1,7 +1,7 @@
 /**
- * pugixml parser - version 1.7
+ * pugixml parser - version 1.8
  * --------------------------------------------------------
- * Copyright (C) 2006-2015, by Arseny Kapoulkine (arseny.kapoulkine@gmail.com)
+ * Copyright (C) 2006-2016, by Arseny Kapoulkine (arseny.kapoulkine@gmail.com)
  * Report bugs and download new versions at http://pugixml.org/
  *
  * This library is distributed under the MIT License. See notice at the end
@@ -13,7 +13,7 @@
 
 #ifndef PUGIXML_VERSION
 // Define version macro; evaluates to major * 100 + minor so that it's safe to use in less-than comparisons
-#	define PUGIXML_VERSION 170
+#	define PUGIXML_VERSION 180
 #endif
 
 // Include user configuration file (this can define various configuration macros)
@@ -72,6 +72,24 @@
 #	endif
 #endif
 
+// If the platform is known to have move semantics support, compile move ctor/operator implementation
+#ifndef PUGIXML_HAS_MOVE
+#	if __cplusplus >= 201103
+#		define PUGIXML_HAS_MOVE
+#	elif defined(_MSC_VER) && _MSC_VER >= 1600
+#		define PUGIXML_HAS_MOVE
+#	endif
+#endif
+
+// If C++ is 2011 or higher, add 'override' qualifiers
+#ifndef PUGIXML_OVERRIDE
+#	if __cplusplus >= 201103
+#		define PUGIXML_OVERRIDE override
+#	else
+#		define PUGIXML_OVERRIDE
+#	endif
+#endif
+
 // Character interface macros
 #ifdef PUGIXML_WCHAR_MODE
 #	define PUGIXML_TEXT(t) L ## t
@@ -133,13 +151,13 @@
 
 	// This flag determines if EOL characters are normalized (converted to #xA) during parsing. This flag is on by default.
 	const unsigned int parse_eol = 0x0020;
-	
+
 	// This flag determines if attribute values are normalized using CDATA normalization rules during parsing. This flag is on by default.
 	const unsigned int parse_wconv_attribute = 0x0040;
 
 	// This flag determines if attribute values are normalized using NMTOKENS normalization rules during parsing. This flag is off by default.
 	const unsigned int parse_wnorm_attribute = 0x0080;
-	
+
 	// This flag determines if document declaration (node_declaration) is added to the DOM tree. This flag is off by default.
 	const unsigned int parse_declaration = 0x0100;
 
@@ -158,6 +176,11 @@
 	// is a valid document. This flag is off by default.
 	const unsigned int parse_fragment = 0x1000;
 
+	// This flag determines if plain character data is be stored in the parent element's value. This significantly changes the structure of
+	// the document; this flag is only recommended for parsing documents with many PCDATA nodes in memory-constrained environments.
+	// This flag is off by default.
+	const unsigned int parse_embed_pcdata = 0x2000;
+
 	// The default parsing mode.
 	// Elements, PCDATA and CDATA sections are added to the DOM tree, character/reference entities are expanded,
 	// End-of-Line characters are normalized, attribute values are normalized using CDATA normalization rules.
@@ -184,16 +207,16 @@
 	};
 
 	// Formatting flags
-	
+
 	// Indent the nodes that are written to output stream with as many indentation strings as deep the node is in DOM tree. This flag is on by default.
 	const unsigned int format_indent = 0x01;
-	
+
 	// Write encoding-specific BOM to the output stream. This flag is off by default.
 	const unsigned int format_write_bom = 0x02;
 
 	// Use raw output mode (no indentation and no line breaks are written). This flag is off by default.
 	const unsigned int format_raw = 0x04;
-	
+
 	// Omit default XML declaration even if there is no declaration in the document. This flag is off by default.
 	const unsigned int format_no_declaration = 0x08;
 
@@ -206,6 +229,9 @@
 	// Write every attribute on a new line with appropriate indentation. This flag is off by default.
 	const unsigned int format_indent_attributes = 0x40;
 
+	// Don't output empty element tags, instead writing an explicit start and end tag even if there are no children. This flag is off by default.
+	const unsigned int format_no_empty_element_tags = 0x80;
+
 	// The default set of formatting flags.
 	// Nodes are indented depending on their depth in DOM tree, a default declaration is output if document has none.
 	const unsigned int format_default = format_indent;
@@ -225,7 +251,7 @@
 	class xml_node;
 
 	class xml_text;
-	
+
 	#ifndef PUGIXML_NO_XPATH
 	class xpath_node;
 	class xpath_node_set;
@@ -268,7 +294,7 @@
 		// Construct writer from a FILE* object; void* is used to avoid header dependencies on stdio
 		xml_writer_file(void* file);
 
-		virtual void write(const void* data, size_t size);
+		virtual void write(const void* data, size_t size) PUGIXML_OVERRIDE;
 
 	private:
 		void* file;
@@ -283,7 +309,7 @@
 		xml_writer_stream(std::basic_ostream<char, std::char_traits<char> >& stream);
 		xml_writer_stream(std::basic_ostream<wchar_t, std::char_traits<wchar_t> >& stream);
 
-		virtual void write(const void* data, size_t size);
+		virtual void write(const void* data, size_t size) PUGIXML_OVERRIDE;
 
 	private:
 		std::basic_ostream<char, std::char_traits<char> >* narrow_stream;
@@ -299,13 +325,13 @@
 
 	private:
 		xml_attribute_struct* _attr;
-	
+
 		typedef void (*unspecified_bool_type)(xml_attribute***);
 
 	public:
 		// Default constructor. Constructs an empty attribute.
 		xml_attribute();
-		
+
 		// Constructs attribute from internal pointer
 		explicit xml_attribute(xml_attribute_struct* attr);
 
@@ -354,6 +380,8 @@
 		// Set attribute value with type conversion (numbers are converted to strings, boolean is converted to "true"/"false")
 		bool set_value(int rhs);
 		bool set_value(unsigned int rhs);
+		bool set_value(long rhs);
+		bool set_value(unsigned long rhs);
 		bool set_value(double rhs);
 		bool set_value(float rhs);
 		bool set_value(bool rhs);
@@ -367,6 +395,8 @@
 		xml_attribute& operator=(const char_t* rhs);
 		xml_attribute& operator=(int rhs);
 		xml_attribute& operator=(unsigned int rhs);
+		xml_attribute& operator=(long rhs);
+		xml_attribute& operator=(unsigned long rhs);
 		xml_attribute& operator=(double rhs);
 		xml_attribute& operator=(float rhs);
 		xml_attribute& operator=(bool rhs);
@@ -417,7 +447,7 @@
 
 		// Borland C++ workaround
 		bool operator!() const;
-	
+
 		// Comparison operators (compares wrapped node pointers)
 		bool operator==(const xml_node& r) const;
 		bool operator!=(const xml_node& r) const;
@@ -438,7 +468,7 @@
 		// Get node value, or "" if node is empty or it has no value
 		// Note: For <node>text</node> node.value() does not return "text"! Use child_value() or text() methods to access text inside nodes.
 		const char_t* value() const;
-	
+
 		// Get attribute list
 		xml_attribute first_attribute() const;
 		xml_attribute last_attribute() const;
@@ -450,7 +480,7 @@
 		// Get next/previous sibling in the children list of the parent node
 		xml_node next_sibling() const;
 		xml_node previous_sibling() const;
-		
+
 		// Get parent node
 		xml_node parent() const;
 
@@ -478,7 +508,7 @@
 		// Set node name/value (returns false if node is empty, there is not enough memory, or node can not have name/value)
 		bool set_name(const char_t* rhs);
 		bool set_value(const char_t* rhs);
-		
+
 		// Add attribute with specified name. Returns added attribute, or empty attribute on errors.
 		xml_attribute append_attribute(const char_t* name);
 		xml_attribute prepend_attribute(const char_t* name);
@@ -532,11 +562,11 @@
 		template <typename Predicate> xml_attribute find_attribute(Predicate pred) const
 		{
 			if (!_root) return xml_attribute();
-			
+
 			for (xml_attribute attrib = first_attribute(); attrib; attrib = attrib.next_attribute())
 				if (pred(attrib))
 					return attrib;
-		
+
 			return xml_attribute();
 		}
 
@@ -544,11 +574,11 @@
 		template <typename Predicate> xml_node find_child(Predicate pred) const
 		{
 			if (!_root) return xml_node();
-	
+
 			for (xml_node node = first_child(); node; node = node.next_sibling())
 				if (pred(node))
 					return node;
-		
+
 			return xml_node();
 		}
 
@@ -558,7 +588,7 @@
 			if (!_root) return xml_node();
 
 			xml_node cur = first_child();
-			
+
 			while (cur._root && cur._root != _root)
 			{
 				if (pred(cur)) return cur;
@@ -590,7 +620,7 @@
 
 		// Recursively traverse subtree with xml_tree_walker
 		bool traverse(xml_tree_walker& walker);
-	
+
 	#ifndef PUGIXML_NO_XPATH
 		// Select single node by evaluating XPath query. Returns first node from the resulting node set.
 		xpath_node select_node(const char_t* query, xpath_variable_set* variables = 0) const;
@@ -605,7 +635,7 @@
 		xpath_node select_single_node(const xpath_query& query) const;
 
 	#endif
-		
+
 		// Print subtree using a writer object
 		void print(xml_writer& writer, const char_t* indent = PUGIXML_TEXT("\t"), unsigned int flags = format_default, xml_encoding encoding = encoding_auto, unsigned int depth = 0) const;
 
@@ -701,6 +731,8 @@
 		// Set text with type conversion (numbers are converted to strings, boolean is converted to "true"/"false")
 		bool set(int rhs);
 		bool set(unsigned int rhs);
+		bool set(long rhs);
+		bool set(unsigned long rhs);
 		bool set(double rhs);
 		bool set(float rhs);
 		bool set(bool rhs);
@@ -714,6 +746,8 @@
 		xml_text& operator=(const char_t* rhs);
 		xml_text& operator=(int rhs);
 		xml_text& operator=(unsigned int rhs);
+		xml_text& operator=(long rhs);
+		xml_text& operator=(unsigned long rhs);
 		xml_text& operator=(double rhs);
 		xml_text& operator=(float rhs);
 		xml_text& operator=(bool rhs);
@@ -867,11 +901,11 @@
 
 	private:
 		int _depth;
-	
+
 	protected:
 		// Get current traversal depth
 		int depth() const;
-	
+
 	public:
 		xml_tree_walker();
 		virtual ~xml_tree_walker();
@@ -942,13 +976,13 @@
 		char_t* _buffer;
 
 		char _memory[192];
-		
+
 		// Non-copyable semantics
 		xml_document(const xml_document&);
 		xml_document& operator=(const xml_document&);
 
-		void create();
-		void destroy();
+		void _create();
+		void _destroy();
 
 	public:
 		// Default constructor, makes empty document
@@ -1051,7 +1085,7 @@
 		// Non-copyable semantics
 		xpath_variable(const xpath_variable&);
 		xpath_variable& operator=(const xpath_variable&);
-		
+
 	public:
 		// Get variable name
 		const char_t* name() const;
@@ -1095,7 +1129,7 @@
 		xpath_variable_set(const xpath_variable_set& rhs);
 		xpath_variable_set& operator=(const xpath_variable_set& rhs);
 
-	#if __cplusplus >= 201103
+	#ifdef PUGIXML_HAS_MOVE
 		// Move semantics support
 		xpath_variable_set(xpath_variable_set&& rhs);
 		xpath_variable_set& operator=(xpath_variable_set&& rhs);
@@ -1139,7 +1173,7 @@
 		// Destructor
 		~xpath_query();
 
-	#if __cplusplus >= 201103
+	#ifdef PUGIXML_HAS_MOVE
 		// Move semantics support
 		xpath_query(xpath_query&& rhs);
 		xpath_query& operator=(xpath_query&& rhs);
@@ -1147,21 +1181,21 @@
 
 		// Get query expression return type
 		xpath_value_type return_type() const;
-		
+
 		// Evaluate expression as boolean value in the specified context; performs type conversion if necessary.
 		// If PUGIXML_NO_EXCEPTIONS is not defined, throws std::bad_alloc on out of memory errors.
 		bool evaluate_boolean(const xpath_node& n) const;
-		
+
 		// Evaluate expression as double value in the specified context; performs type conversion if necessary.
 		// If PUGIXML_NO_EXCEPTIONS is not defined, throws std::bad_alloc on out of memory errors.
 		double evaluate_number(const xpath_node& n) const;
-		
+
 	#ifndef PUGIXML_NO_STL
 		// Evaluate expression as string value in the specified context; performs type conversion if necessary.
 		// If PUGIXML_NO_EXCEPTIONS is not defined, throws std::bad_alloc on out of memory errors.
 		string_t evaluate_string(const xpath_node& n) const;
 	#endif
-		
+
 		// Evaluate expression as string value in the specified context; performs type conversion if necessary.
 		// At most capacity characters are written to the destination buffer, full result size is returned (includes terminating zero).
 		// If PUGIXML_NO_EXCEPTIONS is not defined, throws std::bad_alloc on out of memory errors.
@@ -1188,7 +1222,7 @@
 		// Borland C++ workaround
 		bool operator!() const;
 	};
-	
+
 	#ifndef PUGIXML_NO_EXCEPTIONS
 	// XPath exception class
 	class PUGIXML_CLASS xpath_exception: public std::exception
@@ -1201,26 +1235,26 @@
 		explicit xpath_exception(const xpath_parse_result& result);
 
 		// Get error message
-		virtual const char* what() const throw();
+		virtual const char* what() const throw() PUGIXML_OVERRIDE;
 
 		// Get parse result
 		const xpath_parse_result& result() const;
 	};
 	#endif
-	
+
 	// XPath node class (either xml_node or xml_attribute)
 	class PUGIXML_CLASS xpath_node
 	{
 	private:
 		xml_node _node;
 		xml_attribute _attribute;
-	
+
 		typedef void (*unspecified_bool_type)(xpath_node***);
 
 	public:
 		// Default constructor; constructs empty XPath node
 		xpath_node();
-		
+
 		// Construct XPath node from XML node/attribute
 		xpath_node(const xml_node& node);
 		xpath_node(const xml_attribute& attribute, const xml_node& parent);
@@ -1228,13 +1262,13 @@
 		// Get node/attribute, if any
 		xml_node node() const;
 		xml_attribute attribute() const;
-		
+
 		// Get parent of contained node/attribute
 		xml_node parent() const;
 
 		// Safe bool conversion operator
 		operator unspecified_bool_type() const;
-		
+
 		// Borland C++ workaround
 		bool operator!() const;
 
@@ -1260,13 +1294,13 @@
 			type_sorted,			// Sorted by document order (ascending)
 			type_sorted_reverse		// Sorted by document order (descending)
 		};
-		
+
 		// Constant iterator type
 		typedef const xpath_node* const_iterator;
 
 		// We define non-constant iterator to be the same as constant iterator so that various generic algorithms (i.e. boost foreach) work
 		typedef const xpath_node* iterator;
-	
+
 		// Default constructor. Constructs empty set.
 		xpath_node_set();
 
@@ -1275,12 +1309,12 @@
 
 		// Destructor
 		~xpath_node_set();
-		
+
 		// Copy constructor/assignment operator
 		xpath_node_set(const xpath_node_set& ns);
 		xpath_node_set& operator=(const xpath_node_set& ns);
 
-	#if __cplusplus >= 201103
+	#ifdef PUGIXML_HAS_MOVE
 		// Move semantics support
 		xpath_node_set(xpath_node_set&& rhs);
 		xpath_node_set& operator=(xpath_node_set&& rhs);
@@ -1288,31 +1322,31 @@
 
 		// Get collection type
 		type_t type() const;
-		
+
 		// Get collection size
 		size_t size() const;
 
 		// Indexing operator
 		const xpath_node& operator[](size_t index) const;
-		
+
 		// Collection iterators
 		const_iterator begin() const;
 		const_iterator end() const;
 
 		// Sort the collection in ascending/descending order by document order
 		void sort(bool reverse = false);
-		
+
 		// Get first node in the collection by document order
 		xpath_node first() const;
-		
+
 		// Check if collection is empty
 		bool empty() const;
-	
+
 	private:
 		type_t _type;
-		
+
 		xpath_node _storage;
-		
+
 		xpath_node* _begin;
 		xpath_node* _end;
 
@@ -1325,7 +1359,7 @@
 	// Convert wide string to UTF8
 	std::basic_string<char, std::char_traits<char>, std::allocator<char> > PUGIXML_FUNCTION as_utf8(const wchar_t* str);
 	std::basic_string<char, std::char_traits<char>, std::allocator<char> > PUGIXML_FUNCTION as_utf8(const std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> >& str);
-	
+
 	// Convert UTF8 to wide string
 	std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > PUGIXML_FUNCTION as_wide(const char* str);
 	std::basic_string<wchar_t, std::char_traits<wchar_t>, std::allocator<wchar_t> > PUGIXML_FUNCTION as_wide(const std::basic_string<char, std::char_traits<char>, std::allocator<char> >& str);
@@ -1333,13 +1367,13 @@
 
 	// Memory allocation function interface; returns pointer to allocated memory or NULL on failure
 	typedef void* (*allocation_function)(size_t size);
-	
+
 	// Memory deallocation function interface
 	typedef void (*deallocation_function)(void* ptr);
 
 	// Override default memory management functions. All subsequent allocations/deallocations will be performed via supplied functions.
 	void PUGIXML_FUNCTION set_memory_management_functions(allocation_function allocate, deallocation_function deallocate);
-	
+
 	// Get current memory management functions
 	allocation_function PUGIXML_FUNCTION get_memory_allocation_function();
 	deallocation_function PUGIXML_FUNCTION get_memory_deallocation_function();
@@ -1375,7 +1409,7 @@
 #endif
 
 /**
- * Copyright (c) 2006-2015 Arseny Kapoulkine
+ * Copyright (c) 2006-2016 Arseny Kapoulkine
  *
  * Permission is hereby granted, free of charge, to any person
  * obtaining a copy of this software and associated documentation
@@ -1388,7 +1422,7 @@
  *
  * The above copyright notice and this permission notice shall be
  * included in all copies or substantial portions of the Software.
- * 
+ *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND