New features

This branch has significant new features available in 3 sub-modules.

1. The Terms and Conditions has been broken out into it's own module making it easier to install the contest module.
2. The Contest Webform module integrates with the Webform module.
3. The Contest Poll module integrates with the Poll module.

Releasing the first alpha version for 7.x-5.x branch.

Lots of improvements of the module.
For detail diff, checkout the difference between the releases 8.x-5.0-alpha1..8.x-5.0-alpha2

Various improvements.