Added :REPEAT clauses to PS's LOOP.
Added :REPEAT clauses to PS's LOOP.

vsedach/Parenscript,JDReutt/parenscript,JackDanger/parenscript,manuel/parenscript,VincentToups/parenscript,JackDanger/parenscript,3b/parenscript,JackDanger/parenscript,fredericksilva/Parenscript