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diff --git a/src/3rdparty/assimp/code/ParsingUtils.h b/src/3rdparty/assimp/code/ParsingUtils.h
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--- a/src/3rdparty/assimp/code/ParsingUtils.h
+++ /dev/null
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-/*
-Open Asset Import Library (assimp)
-----------------------------------------------------------------------
-
-Copyright (c) 2006-2017, assimp team
-
-All rights reserved.
-
-Redistribution and use of this software in source and binary forms,
-with or without modification, are permitted provided that the
-following conditions are met:
-
-* Redistributions of source code must retain the above
- copyright notice, this list of conditions and the
- following disclaimer.
-
-* Redistributions in binary form must reproduce the above
- copyright notice, this list of conditions and the
- following disclaimer in the documentation and/or other
- materials provided with the distribution.
-
-* Neither the name of the assimp team, nor the names of its
- contributors may be used to endorse or promote products
- derived from this software without specific prior
- written permission of the assimp team.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-----------------------------------------------------------------------
-*/
-
-
-/** @file ParsingUtils.h
- * @brief Defines helper functions for text parsing
- */
-#ifndef AI_PARSING_UTILS_H_INC
-#define AI_PARSING_UTILS_H_INC
-
-#include "StringComparison.h"
-#include "StringUtils.h"
-#include <assimp/defs.h>
-
-namespace Assimp {
-
-// NOTE: the functions below are mostly intended as replacement for
-// std::upper, std::lower, std::isupper, std::islower, std::isspace.
-// we don't bother of locales. We don't want them. We want reliable
-// (i.e. identical) results across all locales.
-
-// The functions below accept any character type, but know only
-// about ASCII. However, UTF-32 is the only safe ASCII superset to
-// use since it doesn't have multi-byte sequences.
-
-static const unsigned int BufferSize = 4096;
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE char_t ToLower( char_t in)
-{
- return (in >= (char_t)'A' && in <= (char_t)'Z') ? (char_t)(in+0x20) : in;
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE char_t ToUpper( char_t in) {
- return (in >= (char_t)'a' && in <= (char_t)'z') ? (char_t)(in-0x20) : in;
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool IsUpper( char_t in)
-{
- return (in >= (char_t)'A' && in <= (char_t)'Z');
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool IsLower( char_t in)
-{
- return (in >= (char_t)'a' && in <= (char_t)'z');
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool IsSpace( char_t in)
-{
- return (in == (char_t)' ' || in == (char_t)'\t');
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool IsLineEnd( char_t in)
-{
- return (in==(char_t)'\r'||in==(char_t)'\n'||in==(char_t)'\0'||in==(char_t)'\f');
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool IsSpaceOrNewLine( char_t in)
-{
- return IsSpace<char_t>(in) || IsLineEnd<char_t>(in);
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool SkipSpaces( const char_t* in, const char_t** out)
-{
- while( *in == ( char_t )' ' || *in == ( char_t )'\t' ) {
- ++in;
- }
- *out = in;
- return !IsLineEnd<char_t>(*in);
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool SkipSpaces( const char_t** inout)
-{
- return SkipSpaces<char_t>(*inout,inout);
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool SkipLine( const char_t* in, const char_t** out)
-{
- while( *in != ( char_t )'\r' && *in != ( char_t )'\n' && *in != ( char_t )'\0' ) {
- ++in;
- }
-
- // files are opened in binary mode. Ergo there are both NL and CR
- while( *in == ( char_t )'\r' || *in == ( char_t )'\n' ) {
- ++in;
- }
- *out = in;
- return *in != (char_t)'\0';
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool SkipLine( const char_t** inout)
-{
- return SkipLine<char_t>(*inout,inout);
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool SkipSpacesAndLineEnd( const char_t* in, const char_t** out)
-{
- while( *in == ( char_t )' ' || *in == ( char_t )'\t' || *in == ( char_t )'\r' || *in == ( char_t )'\n' ) {
- ++in;
- }
- *out = in;
- return *in != '\0';
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool SkipSpacesAndLineEnd( const char_t** inout)
-{
- return SkipSpacesAndLineEnd<char_t>(*inout,inout);
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool GetNextLine( const char_t*& buffer, char_t out[ BufferSize ] )
-{
- if( ( char_t )'\0' == *buffer ) {
- return false;
- }
-
- char* _out = out;
- char* const end = _out + BufferSize;
- while( !IsLineEnd( *buffer ) && _out < end ) {
- *_out++ = *buffer++;
- }
- *_out = (char_t)'\0';
-
- while( IsLineEnd( *buffer ) && '\0' != *buffer ) {
- ++buffer;
- }
-
- return true;
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool IsNumeric( char_t in)
-{
- return ( in >= '0' && in <= '9' ) || '-' == in || '+' == in;
-}
-
-// ---------------------------------------------------------------------------------
-template <class char_t>
-AI_FORCE_INLINE bool TokenMatch(char_t*& in, const char* token, unsigned int len)
-{
- if (!::strncmp(token,in,len) && IsSpaceOrNewLine(in[len])) {
- if (in[len] != '\0') {
- in += len+1;
- } else {
- // If EOF after the token make sure we don't go past end of buffer
- in += len;
- }
- return true;
- }
-
- return false;
-}
-// ---------------------------------------------------------------------------------
-/** @brief Case-ignoring version of TokenMatch
- * @param in Input
- * @param token Token to check for
- * @param len Number of characters to check
- */
-AI_FORCE_INLINE bool TokenMatchI(const char*& in, const char* token, unsigned int len)
-{
- if (!ASSIMP_strincmp(token,in,len) && IsSpaceOrNewLine(in[len])) {
- in += len+1;
- return true;
- }
- return false;
-}
-// ---------------------------------------------------------------------------------
-AI_FORCE_INLINE void SkipToken(const char*& in)
-{
- SkipSpaces(&in);
- while (!IsSpaceOrNewLine(*in))++in;
-}
-// ---------------------------------------------------------------------------------
-AI_FORCE_INLINE std::string GetNextToken(const char*& in)
-{
- SkipSpacesAndLineEnd(&in);
- const char* cur = in;
- while (!IsSpaceOrNewLine(*in))++in;
- return std::string(cur,(size_t)(in-cur));
-}
-
-// ---------------------------------------------------------------------------------
-
-} // ! namespace Assimp
-
-#endif // ! AI_PARSING_UTILS_H_INC