Fixes @covers annotations
Improves ExactLength rule coverage
Improves MatchField rule coverage
Improves MaxLength rule coverage
Improves MinLength rule coverage
Improves NumericMax rule coverage
Improves NumericMin rule coverage
Improves Regex rule coverage
Improves NumericBetween rule coverage
Excluded Provider from coverage
Improves Exception coverage
Improves RuleProvider coverage
Improves Validator field coverage
Improves Validator message coverage
Merge pull request #21 from sagikazarmark/feature/coverage

Coverage improved, annotations fixed