Checkers for integers, lines, doubles added
checker file renamed
checkEOF and checkN added, multipleIntegers checkers rewritted, fixes #17
CheckResult added to customize check messages
Checkers refactoring. areCloseComparator added, multipleDoubles checker rewritten, oneHugeInteger checker added, fixes #17
AreClose functor renamed , fixes #17
Check nan to get PE #17
Merge branch 'checkers' into develop

closes #17

Conflicts:
	Makefile