Finatra 2.0.1

Improvements and fixes from the 2.0.0 release.

For a full list of changes see here:
v2.0.0...v2.0.1

Closed issues:

• Split code into packages/modules #254
• Support for Scala Future's #249
• Override TwitterModule in FeatureTest #233

Merged pull requests:

• Update TweetsControllerIntegrationTest.scala #251 (scosenza)
• Update Travis CI to build with java8 fix. #244 (cacoco)