Merge tag '0.1.2' into develop

Fixed testing and wrong dependency entry
fix travis
Merge tag '0.1.3' into develop

Bugfix where submodules could not load their dependencies
Merge tag '0.1.4' into develop

Bugfix for context in loaded tasks
updated tap-spec to version 2.1.0
Updated documentation
Replaced coffee-script-redux dependency with coffee-script
Massive update to tests, implementation improvements, ...
Bumped version number
Merge branch 'release/0.2.0'
Changed README to ensure travis reports on the right branch