Cannot complete the install because one or more required items could not be found.
  Software being installed: m2e - slf4j over logback logging (Optional) 1.4.0.20130601-0317 (org.eclipse.m2e.logback.feature.feature.group 1.4.0.20130601-0317)
  Missing requirement: m2e logback configuration 1.4.0.20130601-0317 (org.eclipse.m2e.logback.configuration 1.4.0.20130601-0317) requires 'bundle ch.qos.logback.slf4j 0.9.24' but it could not be found
  Cannot satisfy dependency:
    From: m2e - slf4j over logback logging (Optional) 1.4.0.20130601-0317 (org.eclipse.m2e.logback.feature.feature.group 1.4.0.20130601-0317)
    To: org.eclipse.m2e.logback.configuration [1.4.0.20130601-0317]