Squashed 'src/auto-complete-clang-async/auto-complete-clang-async/' content from commit 5d9c5ca

git-subtree-dir: src/auto-complete-clang-async/auto-complete-clang-async
git-subtree-split: 5d9c5cabbb6b31e0ac3637631c0c8b25184aa8b4
Merge commit '249f280685dd0e63c30dcb5fa0f3ad2b1ee39d9d' as 'src/auto-complete-clang-async/auto-complete-clang-async'
remote-module: Add 'auto-complete-clang-async' remote to module 'auto-complete-clang-async'
Add auto-complete-clang-async remote repository + Compile clang-complete at installation