removed maven Exec:exec plugin. All ran commands now are part of maven "test" phase
Updated checkstyle plugin configuration. It can not be run as part of maven "test" phase
added surefire plugin
incremented PermGen also configured forked execution of surefire plugin.
Merge pull request #12 from socialize/feature-LAPI-378-remove-Exec-exec-mongomigration

Feature LAPI 378 remove exec exec mongomigration