Merge pull request #80 from dragos/improve/scala-osgi

Move to Scala OSGi bundles.
Sets version to 0.2.2
Merge pull request #81 from skyluc/next-version

Sets version to 0.2.2
Improved the search result view: Groups results by project

The SearchResult view now groups the search result by projects
rather than files.

Fixes #56
Ups, import in a way that works for indigo/juno
Removed a deprecation and renamed a type alias.