Squashed 'bundle/syntastic/' changes from b5050a0..1852b5d

1852b5d :SyntasticInfo now takes an optional argument.
6aafacb Update: dart_analyzer has been replaced by dartanalyzer.
d343e17 Makeprg clarification in the docs.

git-subtree-dir: bundle/syntastic
git-subtree-split: 1852b5d386cdee4ba8aa8447e032e0bd01aaeef3
Merge commit '9019ae55e97e11ac7aa2acd2e3f2f107e556d4c8'
Squashed 'bundle/tagbar/' changes from dbc05b2..88d7464

88d7464 Close prevwin when jumping to tag, closes #184

git-subtree-dir: bundle/tagbar
git-subtree-split: 88d74640793d58e7880feea508ccf3fd71201d65
Merge commit '8e68717a589cb5820263eff0d9b4f707c3782349'