release v1.0.0.12

add async. mode
Merge branch 'master' of https://github.com/relyky/winFrm_SortLab

Conflicts:
	Properties/AssemblyInfo.cs
	bin/Debug/winFrm_SortLab.exe
	bin/Debug/winFrm_SortLab.pdb
	bin/Release/winFrm_SortLab.exe
	bin/Release/winFrm_SortLab.pdb
	obj/x86/Debug/winFrm_SortLab.exe
	obj/x86/Debug/winFrm_SortLab.pdb
	obj/x86/Release/winFrm_SortLab.exe
	obj/x86/Release/winFrm_SortLab.pdb
	winFrm_SortLab.suo