Force Glassfish to use UTF-8 encoding for fixing the "PWC4011: Unable to
set request character encoding to UTF-8 from context" problem. See:
http://stackoverflow.com/questions/7643484/how-to-get-rid-of-warning-pwc4011-unable-to-set-request-character-encoding-to
Merged fixes in remote-tracking branch 'eko/bugfix-shiblog'