Security update

Tidy logging messages.

See SA-CONTRIB-2012-142 - Spambot - Cross Site Scripting (XSS) for details.

Tidy logging messages.

See SA-CONTRIB-2012-142 - Spambot - Cross Site Scripting (XSS) for details.

Fix for SA-CONTRIB-2012-145 - Imagemenu - Cross Site Scripting (XSS)

Filtering the mouseover/ mouseout paths.

Fix a problem where a user could circumvent the permissions checks at the time of form submission.

Fix a problem where a user could circumvent the permissions checks at the time of form submission.

Changes since 7.x-1.2: