* contrib/dot/pp.prg
+ Added PP_PreProText( cText [, acLines ] ) returns the pre-process text and optional file asLines with pre=processed lines.
+ Added PP_RunText( cText, [bPreProcess], [aParmas] ) returns the return value of executed code. bPreProcess defaults to .T.
* Enhanced PP_Run( cFile [, aParams] ) to accept optioanl Array with Paramaters.
! Minor correction in NextExp().
* contrib/dot/prgscrpt.prg
* Rewrote sample to demonstarte new simpler wrapper functions: