Basic structure created for DoubleEdgedAllocator. Empty implementations so far.
Added class files for DoubleEdgedAllocator
Added include for DoubleEdgedAllocator
Changed from struct to two variables(top & bottom markers), added get functions for those.

Changed Freetomarker function accordingly.
Fixed error regarding function not returning value in DoubleEdgeAllocator.cpp
Added a HighperformanceTimer.
Accidentaly divided p_Ticks with itself. Changed to p_Ticks to be divided by frequency. HighPerformanceTimer.cpp
Created two test cases in Main.cpp to try out the timer.
Merge branch 'master' into Tests

Conflicts:
	GameEngine/ToolKit/ToolKit.vcxproj
	GameEngine/ToolKit/ToolKit.vcxproj.filters