Trying to fix the version
Merge branch 'dev'

* dev:
  v0.7.0
  Fixed tests for hashes, retrieve updated
  Changed get_n and similar to use collect
  Fixed nonfound sides
  Added collect_by_type function, refactored alike and get_sides using it
  Upgraded basic getter to use objects, added tests

Conflicts:
	package.json
Added lost comment
Reorganized files, better test-runner
Refactored rgb2rgba, fixed a bug with equal fg and bg, added basic tests