Fixed bug
Merge remote-tracking branch 'origin/master'

Conflicts:

	OpenPlottingLibrary/OpenPlottingLibrary/bin/Debug/OpenPlottingLibrary.dll

	OpenPlottingLibrary/OpenPlottingLibrary/bin/Debug/OpenPlottingLibrary.pdb

	OpenPlottingLibrary/OpenPlottingLibrary/obj/Debug/OpenPlottingLibrary.csprojResolveAssemblyReference.cache

	OpenPlottingLibrary/OpenPlottingLibrary/obj/Debug/OpenPlottingLibrary.dll

	OpenPlottingLibrary/OpenPlottingLibrary/obj/Debug/OpenPlottingLibrary.pdb