Optionally set umask for Tomcat service.
Merge pull request #11 in ISAR/ansible-tomcat from feature/set-umask to next

* commit '7384835224132468e443e2612c877f70d0067bc2':
  Optionally set umask for Tomcat service.
ansible-tomcat 0.4.5: Optionally set umask for Tomcat service