add apl augroup
Squashed 'bundle/vim-apl/' content from commit 0337255

git-subtree-dir: bundle/vim-apl
git-subtree-split: 0337255c0257d983e69dd9d3e5eb6db74d9c137e
Merge commit 'bba607ebbbfbe0f9850cdb859f6d4f122076999b' as 'bundle/vim-apl'
Merge branch 'sub_vim-apl'
sub_vim-apl