Merge remote-tracking branch 'origin/reuse-abstract' into RaulBranch
Finished the getWiki rest and the tests
tested wiki wrapper.
refractored the code, names of files and functions.

Added some tests.
Merge remote-tracking branch 'origin/RaulBranchMartinStayAway' into FullFeatureTesting

Conflicts:
	test/e2e-tests/scenarios.js
	test/karma-tests/app/categories/categories.js
Merge remote-tracking branch 'origin/reuse-abstract' into FullFeatureTesting
Merge remote-tracking branch 'origin/RestBDD' into FullFeatureTesting

Conflicts:
	test/backend-tests/rest/restAPITests.js
Refactored names of view wiki and categories in the respective places.