move the old behavior of ^] (tag under cursor) to ^T
remove arch-y things to make the repo more universal

    · remove use of dropbox plugin
    · remove arch-y aliases
    · remove arch-y functions
    · remove arch-y environment variables

    nothing new should be added on this branch; it is delete-only
Merge branch 'non-arch' of github.com:rzabcik/dotfiles into non-arch