Ensure vim uses compatible shell

If you're using fish or some other shell, this will keep the install from failing.
Merge pull request #234 from mmikitka/3.0

Provided ability to toggle the removal of trailing whitespace
Adding 'UnBundle' capability to spf13-vim & readme.
Swaping out AutoClose for Townk/vim-autoclose
Fixing issue #201.. using clipboard as register
Added quotes to external command calls

The quotes are needed if the username has spaces, which can be common on
Windows environment.
Fixed basedir variable and extra hyphen
Added admin mode requirement for windows symlinks
Merge pull request #235 from XCMer/3.0

Fixed windows installation process
Removing AutoClose per ticket #236
Hopefully fixing the autocomplete functionality
Disable Pymode's whitespace trimmer.

The pymode whitespace trimmer is both slower and sloppier than the one we
already have and it clobbers the search history. Additionally, if someone has
disabled ours, this one still runs, which is probably not what anyone wants.
Merge pull request #239 from johntyree/whitespace

Disable Pymode's whitespace trimmer.
Add no_views check to the restore_view line

d79a454 broke #127 since it removed the actual `mkview` and `loadview` calls. This change adds the check in the bundle file as well so that it gets honored.
Merge pull request #243 from jredville/patch-1

Add no_views check to the restore_view line
CtrlP file search command for Git and Hg repositories

Uses the suggested ctrlp_user_command from the [CtrlP website][1] for
searching files in git and Hg repositories that belong to the git or
mercurial repository and ignore files that are ignored by your SCM tool.

Also applies the suggestion from [here][2] to ensure that we include new
untracked files in the search results.

[1]: http://kien.github.com/ctrlp.vim/
[2]: https://github.com/kien/ctrlp.vim/issues/174
Merge pull request #245 from lucisferre/improve-ctrlp-searching-for-git-and-hg

CtrlP file search command for Git and Hg repositories
Fixed echo printing out \n's
Merge pull request #247 from SecurityForUs/install_echo_fix

Fixed echo printing out \n's
Remove trailing whitespace.