Improves handling of Java methods with void return type.
Improves handling of Java methods with void return type.

Minor tweak to regex so that the '@return' tag is not added for methods that
include multiple keywords and return void.

mjhea0/sublime-jsdocs,zhelezko/sublime-jsdocs,gerardroche/sublime-jsdocs,spadgos/sublime-jsdocs,beni55/sublime-jsdocs,kumasento/sublime-jsdocs,Jchavez/sublime-jsdocs,kumasento/sublime-jsdocs,zhelezko/sublime-jsdocs,VELVETDETH/sublime-jsdocs,spadgos/sublime-jsdocs,Jchavez/sublime-jsdocs,beni55/sublime-jsdocs,mjhea0/sublime-jsdocs,VELVETDETH/sublime-jsdocs