Update the detect script output

Update the detect script output such that the returned value is
a string which always begins with "Liberty for Java(TM)" and is
followed by other relevant information in parentheses.
Merge pull request #137 from dettlaff/master

Update the detect script output.
update mongodb version and add additional tests
refactor jvm-related liberty rspec tests
Merge pull request #138 from spaungam/libertyspec

Refactor jvm-related liberty rspec tests
Merge pull request #139 from jgawor/mongo_version

update mongodb version and add additional tests