Merge pull request #2 from ztsh/master

Improvements for rebel.xml generation logic.
Changed parent to org.sonatype, removed assembly plugin and repositories
maven-release-plugin -> version 2.4.1
Made unit tests not platform-specific
Removed comments, reference to parent, gpg-plugin, added distributionManagement section
Trying with a different git URL
revert
restored gpg plugin
[maven-release-plugin] prepare release jrebel-maven-plugin-1.1.5
grr, removed botched release plugin stuff
[maven-release-plugin] prepare release 1.1.5
[maven-release-plugin] prepare for next development iteration
Update README.md

added version tag
Update README.md

added version tag
Added parameter to skip the plugin execution.
M2E compatibility: notify build context about the change in rebel.xml file