update .gitignore

.gitignore

@@ -8,16 +8,17 @@
 .tmux/plugins/tmux-resurrect/
 .tmux/resurrect/
 .vim/.netrwhist/
-.vim/bundle/vim-fugitive/
 .vim/bundle/ack.vim/
 .vim/bundle/gundo.vim/
-.vim/bundle/nerdtree/
 .vim/bundle/nerdtree-git-plugin/
+.vim/bundle/nerdtree/
+.vim/bundle/supertab
 .vim/bundle/syntastic/
 .vim/bundle/vim-airline/
+.vim/bundle/vim-fugitive/
 .vim/bundle/vim-markdown/
 .vim/bundle/vim-tmux/
 iTerm2
 misc/Cobalt2-iterm/
-tmux.start.sh
-.vim/bundle/supertab
+package-lock.json
+tmux.start.sh