Tests
StakeCalculator refactoring
Merge pull request #6 from betacompany/feature/calculate-score-refactoring

StakeCalculator refactoring
change rules description

now extra time is not taken into account when making bets on play-off matches
add new extra time rules alert bar
Merge pull request #7 from betacompany/develop

StakeCalculator refactoring, 90 min rules