Checkstyle 6.1.1

[Roman Ivanov]

Checkstyle Release 6.1.1

http://checkstyle.sourceforge.net/releasenotes.html#Release_6.1.1

Bug fixes:

Generics in postfix expression before method referencec can be parsed now.
ArrayIndexOutOfBoundsException if Indentation and FileContentsFolder are enabled.
Create ParseErrorMessage if error message is null during Javadoc parsing.
Added $ to all identifier definitions at javadoc grammar.
Fixed NumberFormatException while logging in AbstractJavadocCheck.
Indentation check fails for switch statements.
"-v" CLI flag for querying the installed Checkstyle version.

Notes:
Checkstyle logo was changed.