[#1673] jsAction: add option to escape values
  Remove css3 selector (not supported in htmlunit 2.8)
[#1678] Fix @db redirect from MOVED to FOUND
[#1683] Add multipart/mixed support
[#1682] Don't try to generate project docs if no documentation folder
[#1681] Docviewer: allow (and replace) invalid file name characters in project name in doc:export
Removed unused imports from docviewer DocumentationGenerator
[#1675] Fix for exponential execution time problem in Controller.redirect() + test
Merge branch 'master' of https://github.com/playframework/play