Update repo to latest release.
Update MODx
EXTSEC-16, SQL injection fix.
EXTSEC-16, sql injection fix
Merge branch 'EXTSEC-16' into develop

* EXTSEC-16:
  EXTSEC-16, sql injection fix
  EXTSEC-16, SQL injection fix.
Merge branch 'develop'

* develop:
  EXTSEC-16, sql injection fix
  EXTSEC-16, SQL injection fix.
  Update MODx
  Update repo to latest release.