[142] test cases to test donation functionality
Added Mollie tests
Corrected indentation
Updated terrain file with constants required to run donations tests
Changed log in to PayPal to work with new interface
updated constants
made corrections to feature file
[#142] Moved test config into separate modules out of root terrain.py.
Sensitive config and authentication files have templates that can be edited for local dev.
Renamed site.py.template, moved creation of projects used in tests to start of each scenerio, added big donation Mollie test
Added site_under_test.py to .gitignore file
Added go to project homepage statement at the start of each scenario
Merge branch 'develop' into feature/donation_tests_142
Merge branch 'feature/donation_tests_142' of https://github.com/akvo/akvo-rsr into develop