Merge branch 'stable-3.3'

* stable-3.3:
  Move Apache httpclient based HTTP support to a separate bundle
  Prepare post 3.3.0RC1 builds
  JGit v3.3.0.201402191814-rc1
  [findBugs] Don't ignore exceptional return value of File.mkdir()
  [findBugs] Don't rely on default encoding
  [findBugs] Don't call toString() on a string

Change-Id: I50f91e1d3c1d29a44502f4bb9f0e6c05e21342b7
Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>