Tests for mod fix
QuickFix of #453
Negative dividend handling + tests (#453)
Modulo handling for negative parameters #453
fixed pocket paint link in test case
Merge pull request #483 from Catrobat/fixedLinkInTestcase

fixed pocket paint link in test case
Merge pull request #477 from Catrobat/modFix

Modulo function fix
Merge branch 'master' into issue#405