Upgrade Maven Release plugin to 2.2.2

Release Notes - Maven 2.x Release Plugin - Version 2.2.2

** Bug
   * [MRELEASE-354] - Versions defined in profiles are not updated
   * [MRELEASE-454] - The Release-Plugin does not rewrite
dependencies in the DependencyManagement with scope "import"
   * [MRELEASE-577] - release:prepare does not pass argument
"--settings" with current settings.xml to inner maven

** Improvement
   * [MRELEASE-708] - upgrade to last scm 1.6 to integrate new scm
provider mks integrity

** New Feature
   * [MRELEASE-467] - Release preparation should update version of
plugin dependencies