generate missing bat files before packing dist files - fix #1138
Fixes #1118
Bump for 1.7.6
Bump for dev version of 1.7.7
Add regression spec for colon2 data race issue fixed in 1.7.5.

Current best guess as to the problem in #999.
Use RubyModule.id and id name in ConstantCache, to be clear.
Merge branch 'jruby-1_7'

Conflicts:
	core/pom.xml
	docs/man/pom.xml
	docs/pom.xml
	ext/openssl/pom.xml
	ext/pom.xml
	ext/readline/pom.xml
	ext/ripper/pom.xml
	maven/gems/pom.xml
	maven/jruby-complete/pom.xml
	maven/jruby-core-complete/pom.xml
	maven/jruby-dist/pom.xml
	maven/jruby-jars/pom.xml
	maven/jruby-noasm/pom.xml
	maven/jruby-rake-plugin/pom.xml
	maven/jruby-stdlib-complete/pom.xml
	maven/jruby-stdlib/pom.xml
	maven/jruby/pom.xml
	maven/pom.xml
	pom.xml
	test/pom.xml