Whoops.  Fixing labels in lexer mucked with older 1.8 syntax.
JRuby 1.7.x should default to 1.9 mode when invalid version specified not 1.8 mode
Fixes #1485. NPE in a proc prints out stack trace
Fixes #1474.  Strange encoding differences with UTF-8 strings.  Fix from jkl1337
Fixes #1392. NullPointerException loading `rouge` gem
Merge with jruby-1_7
Doh...did not rebase my changes...merge
Merge remote-tracking branch 'upstream/master' into bytelist-support-to-symbols