JRUBY-5011 (jrubyc --java): 'cannot find symbol' if function def has …

…more than 3 arguments

Bump 1.5 branch to upcoming 1.5.2

Update maven poms to 1.5.1

Update versions to 1.5.0

Bump to RC3

Tag out failing 1.9 spec

JRuby 1.4-specific maven version goof

Tag out some failing specs in 1.9 mode

Exclude newer native entries

Gah! 1.4 does not have recent on master digest require fix