Switched synchronization with workspace jobs to workspace.run(...);
Added configurability for the use of indexing and ignoring opposite
based storage of "usages".
Reworked the git import due to bugs.
Reworked the MoDiscoImport based on WorkspaceJobs; Now also listening
the removal of project descriptions.
Using utilies from egit to fix problems->reworked the moddisco/git
importer.
Added a modisco plugin with a rough fix of a bug: modisco had problems importing line comments, throughing StringIndexOutOfBoundsException(s).