Merge pull request #16 from chuckdumont/master

messages_en.properties files
Ensure that properties files are included in the built artifacts.
Ensure that properties files are included in the built artifacts.
Merge branch 'master' of https://github.com/ddumontatibm/JavascriptAggregator.git
Remove IDE specific files that maven auto generates.
Possible fix for properties files not pulling into linux maven blds
That fix broke bundling.
Remove IDE files
Possible fix for missing properties in linux blds attempt 2
Remove java build nature from the parent jaggr project.
Fix IllegalArgumentsException caused by zero entry weight
insertions to the cache