fixed violations of AbstractClassWithPublicConstructor rule
no violations of DuplicateStringLiteral rule
fixed violations of PrivateFieldCouldBeFinal rule
fixed violations of PublicInstanceField rule, ignore the rule for test sources
fixed violations of ThrowRuntimeException rule
ignore ClassJavadoc rule for now
Merge pull request #221 from CoreMedia/codenarc

Ignore ClassJavadoc Rule
Merge pull request #220 from CoreMedia/violations

Fixed More Violations
fixed violations of NonFinalPublicField rule, excluded the rule for test code