Print a message if no active checkers are found.
Debug message: shell return value.
Stop spamming the user about the active checkers.
Split the puppet checker into puppet and puppetlint.
Registry defaults for puppet.
provide a syntax check for eruby file

(cherry picked from commit e6ff3de83b9fee4f92dbc3042cf5fbcc48464f73)
Clean erb checker.
Rename eruby.vim -> erb.vim.
Give up trying to set an encoding for erb.
Puppetlint doesn't produce useful results without puppet.
Merge branch 'split_puppet'
Fixed typo in README
Merge pull request #700 from thewhitlockian/master

Fixed a small typo in the README
Make cursor echo handle include files.
Bug fix: add enabled/disabled guards to notifiers.

Also handle the case when user disables notifiers after the first run.
This doesn't work for signs though, since it causes an ugly flicker in
the common case.
Optimisation: avoid placing duplicate signs.
Fix a few typos.
Variable g:systastic_puppet_lint_arguments is deprecated.
Checkstyle is (surprise!) a style checker.
More encoding problems in the eruby/ruby checker.