Upgrade to Assimp 5.0

Engine/lib/assimp/contrib/zip/.gitignore

@@ -0,0 +1,56 @@
+/build/
+/test/build/
+/xcodeproj/
+
+# Object files
+*.o
+*.ko
+*.obj
+*.elf
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Libraries
+*.lib
+*.a
+*.la
+*.lo
+
+# Shared objects (inc. Windows DLLs)
+*.dll
+*.so
+*.so.*
+*.dylib
+*.suo
+
+# Executables
+*.exe
+*.out
+*.app
+*.i*86
+*.x86_64
+*.hex
+
+# Temporary
+*.swp
+.DS_Store
+
+# CMake
+CMakeScripts
+*.cmake
+
+# Xcode
+*.build
+*.xcodeproj
+zip.sln
+zip.vcxproj.filters
+zip.vcxproj
+ALL_BUILD.vcxproj.filters
+ALL_BUILD.vcxproj
+CMakeFiles/
+zip.dir/
+test/test.exe.vcxproj.filters
+test/test.exe.vcxproj
+test/test.exe.dir/