Bump submodules

* vim/bundle/fugitive 546a6bf...8f0b8ed (1):
  > Respect GIT_CEILING_DIRECTORIES

* vim/bundle/syntastic 47f0541...8e0f22e (19):
  > Merge pull request #966 from blueyed/docfix-syntastic_php_checkers
  > New Python checker; frosted.
  > Workaround for lessc creating NUL files on Windows.
  > Cleanup: shut up lint warnings, formatting, doc nit.
  > Add VimL to the list of supported languages.
  > Minor cleanup.
  > Merge pull request #958 from SevInf/feature/bemhtml
  > New checker: vimlint.
  > Merge pull request #956 from bukzor/pylint-fix-colorized
  > Pylint: use symbolic names in messages.  Add column information.
  > Remove deprecation warning for hasErrorsOrWarningsToDisplay().
  > Workaround for powerline: resurrect hasErrorsOrWarningsToDisplay().
  > Bug fix: loclist clobbered by filter().
  > Better default args for rustc.
  > Fix errorformat for rustc.
  > Remove support for YCM.
  > Merge pull request #946 from wiseman/patch-1
  > Typo.
  > Bump version number.

* vim/bundle/tagbar ace45ad...e872e67 (2):
  > Version 2.6.1
  > Restore previous window, closes #190

* vim/bundle/tlib 943e5ac...02f631c (13):
  > list#input: Added glob filter
  > docs
  > list#input: Support Home & End keys
  > list#input: Improved help message
  > list#input: Make help available as command; help cannot be called via ?
  > Renamed cnfx filter to glob & minor filter-related enhancements
  > docs
  > tlib#input#ListW: Use #DisplayFormat(world.list)
  > tlib#char#Get(): Optionally, also return mod
  > list#input: Improved support for file indicators (closes #17)
  > version
  > docs
  > docs

* vim/bundle/ultisnips beb2b5c...335663d (3):
  > Merge pull request #132 from vitalk/jsdoc-snippets
  > Merge pull request #131 from slagtermaarten/master
  > Merge pull request #121 from rudfol/master

* vim/bundle/vim-afterimage 1b3d826...1144731 (1):
  > Merge pull request #3 from Grimy/bmp

* vim/bundle/vim-php-syntax b6b6ba7...8d0deae (2):
  > Update template file and re-generate using PHP 5.5.8
  > Basic splat operator support for PHP 5.6.

* vim/bundle/vim-unimpaired 9a8be36...2ad0376 (1):
  > Setup paste also disable mouse

Signed-off-by: Justin de Vesine <ziz@ziz.org>
ff-only submodules
bump submodules

* vim/bundle/vim-markdown fccf76f...61deff1 (2):
  > Allow link nesting
  > Merge upstream changes

Signed-off-by: Justin de Vesine <ziz@ziz.org>