Merge pull request #9 from justmao945/devel

Devel
Merge pull request #10 from justmao945/devel

force re-initialize
Update clang.txt
Spell correction.
Merge pull request #12 from adelarsq/patch-1

Spell correction.
Update clang.txt
fix gen pch
add command guard
force init when gen pch
Merge branch 'master' into devel
improve gen pch