! add strrpos capabilities to the util function
! use mb_strlen when appropriate
! consolidate duplicate regex to static var

Signed-off-by: Spuds <spuds@spudsdesign.com>
! update shorten_text so it does not htmlspecial characters
that were not that way when passed to the function

Signed-off-by: Spuds <spuds@spudsdesign.com>