Add vim-unimpaired and vim-repeat plugin
Update vim-plug

See junegunn/vim-plug@115a25de795794e881100569e5862df32d20869c.
Squashed 'rbenv/plugins/ruby-build/' changes from 498062c..a8b23fa

a8b23fa ruby-build 20140919
7a9937d Merge pull request #638 from hsbt/ruby-213-and-ruby200p576
0a411f3 added definition of new rubies

git-subtree-dir: rbenv/plugins/ruby-build
git-subtree-split: a8b23fac56e8d2d05f981eb8ecdad25b490e113a
Merge commit '78e68385b4e0bea57ba251ff78185c6282826414'

Pull https://github.com/sstephenson/ruby-build to
`rbenv/plugins/ruby-build`.
Squashed 'rbenv/plugins/ruby-build/' changes from a8b23fa..04fe8ab

04fe8ab Merge pull request #516 from docwhat/better-openssl-check
e147075 OS X: Fixes check for OpenSSL version

git-subtree-dir: rbenv/plugins/ruby-build
git-subtree-split: 04fe8ab73c88e6e77b017291ee5a935e78255a90
Merge commit 'a4ae020f95908c28a88c716c957df53482943ac8'

Pull https://github.com/sstephenson/ruby-build to
`rbenv/plugins/ruby-build`.