added new module: cucumber-needle
fixed javadoc comments for addClass() and getInstance()
remove author tag
set test root logger to ERROR
Merge branch 'master' of github.com:cucumber/cucumber-jvm into cucumber-needle

Conflicts:
	pom.xml
renamed package
formatting
moved to src/test
moved to src/test
Merge branch 'master' of github.com:cucumber/cucumber-jvm into cucumber-needle
Minor tweaks to needle module. Closes #496, #500