Add some useful functions
Add Game::getLastGame()
Assert limit is a positive integer
Fix according to the spec
Type hinting
Fix getLastGame()
Merge branch 'master' into front_end_functions
Reformat game->getGlobalRatings()
Remove find by datetime
Correct getGlobalRatings
Position starts from 1 for simplicity
Merge and fix conflicts
Fix an error
Remove debugging message
Add regression testing
Merge pull request #101 from VitSalis/front_end_functions

Front end functions