add gitignore
update outputfilter for otrs4
update .sopm for otrs4
Merge branch 'rel-4_0' of git://github.com/reneeb/otrs-1 into framework-4.0.x
SupportQuota: prepare PR#4.

  - Fix module output.
  - Fix version number and add a changelog.
SupportQuota: merge PR#4 by @reneeb.