remove libs before subtree
Squashed '.emacs.d/navi2ch/' content from commit fc0f250

git-subtree-dir: .emacs.d/navi2ch
git-subtree-split: fc0f2505abd322367a2934df419f20ad4812ce34
Merge commit '90953006c0db21bcae49ce7f9b3efb41300d6ede' as '.emacs.d/navi2ch'