fix PyMode setting; add ctrlp-funky
Removed bundle 'justinmk/vim-sneak'; it messed with default 's' key.
Local configuration changes
Update .vimrc

adding another filetype to the autocmd to remove trailing spaces
Introduce .vimrc.bundles.default
Add neocomplcache_omni_patterns for Go

The default omni pattern is not working for Go and the following pattern is added explicitly:

    let g:neocomplcache_omni_patterns.go = '\h\w*\.\?'
Fix setup_vundle to install default bundles.
Update bootstrap.sh
it's -> its
be consistent about ag, ack-grep and ack switches

Signed-off-by: BlackEagle <ike.devolder@gmail.com>
Merge pull request #620 from BlackIkeEagle/consistent-ag-ack-ack-grep

be consistent about ag, ack-grep and ack switches
Merge pull request #613 from sebastianbergmann/patch-1

it's -> its
Merge pull request #607 from Copperfield/3.0

Update bootstrap.sh
Merge pull request #606 from pjvds/patch-1

Add neocomplcache_omni_patterns for Go
Merge pull request #601 from DaveMC08/patch-1

Update .vimrc
Merge pull request #605 from krblt/default-bundles

Introduce .vimrc.bundles.default
Merge pull request #595 from MattWoelk/3.0

Removed bundle 'justinmk/vim-sneak'; it messed with default 's' key.
Merge pull request #587 from JoveYu/3.0

fix PyMode setting; add ctrlp-funky
explain default bundles for a fork
check for plugin existence before setting options, mappings, etc