Renamed README.md to CONTRIBUTING.md as it's more accurate
Remove unneeded information about the game from CONTRIBUTING.md
Updated README.md with extra content from the original README
Fix syntax error in README.md
Add link to CONTRIBUTING.md
Fix syntax error
Add Code Style info
Update CONTRIBUTING.md link to full path
Clarified that issues on Github are preferred to emails
Merge separating out contribution and regular readme content.