Update README.md

Added note of how to change `.travis.yml` to execute Maven coverage reporting after succesful builds on Travis-CI.
Merge pull request #23 from vertti/patch-1

Update README.md for Travis examples.
#24: Filter remote name out of branch.
Idea git ignores.
Correct pattern for .iml files.
#22: Add entry in FAQ about missing source files for generated sources.
Readme updates.
Dependency updates.
Updated license information.
Updated to version 2.1.0.
Updated to version 2.2.0-SNAPSHOT.
Changelog for 2.1.0.
* Prepare for Saga code coverage report
* Use XML
* Implement Saga coverage Mojo
* Code style
* Jasmine deploy parameter for omit from source path
* Jasmine deploy parameter for omit from source path
Update documentation
* Improve Documentation about Saga