Feature/group mapping#4

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ivan-shaban wants to merge 3 commits intodarscan:masterfrom

ivan-shaban:feature/group_mapping

Commits on May 31, 2014

Merge pull request #1 from darscan/master
ivan-shaban
committed

Commits on Jun 1, 2014

Have added groups of mappings. for command map
ivan-shaban
committed

Commits on Jun 4, 2014

Have added groups of mappings for mediator map.
ivan-shaban
committed