Merge pull request #277 from KurtStam/master

adding contentHash
Merge pull request #278 from KurtStam/master

fixing test regression
Merge pull request #279 from KurtStam/master

fixing test regression
Merge pull request #280 from KurtStam/master

fixing test regression
Typo fix.
Merge pull request #281 from EricWittmann/master

Fixed a typo in the installer pom.xml
SRAMP-208 adding KieJar content extractor
Merge branch 'master' of git://github.com/Governance/s-ramp
SRAMP-208 Add content extractor for KieJar Archives