Bumped version number
Merge branch 'release/0.2.0'
Merge tag '0.2.0' into develop

Filling the gaps in 0.1.*

Added a LOT of tests, including all the ones from the original gulp to ensure my wrapper doesn't break anything.
Added some additional bugfixes, most notably some that influenced the behaviour of the plugin when dealing with tasks that contained/depended on erroneous files