Upgrade nexus-staging-maven-plugin for promotion error

CNJR-2733 Update package information

Added mule-extension as packaging in pom and Removed unused imports i…

Merge pull request #14 from Conjur-Enterprise/VersionUpdate

CNJR-2733 Add project url

Merge pull request #7 from Conjur-Enterprise/update-for-artifact-release

CNJR-1404: Add artifact release and promotion capabilities to build

Merge pull request #6 from Conjur-Enterprise/VersionUpdate

CNJR-2733 - Release Version update