editor.inc: change debugPrint2() calls to debugPrint(); editor.inc, parser.inc: add default parameters to three functions to eliminate PHP notices.

module: remove pgp_log_memory_use(); editor.inc, module: remove calls to pgp_log_memory_use(), refactor functionGetSignature() to call PGPClass::signature(); object.inc: PGPClass: add signature() to return function signature.

reader.inc: #925010: enhance buildFunctionCall() and buildExpression() with respect to inlineif expressions.

editor.inc: enhance commentToStatement() to add comment delimiter if not included in parameter; list.inc, object.inc, parser.inc: refactor the debug_path() routines to reflect the gpui_dir variable; list.inc: enhance search() to return the item found on recursive call to a PGPBase object.

reader.inc: allow a semi-colon as a delimiter of the beginning of the body of a case statement block, revert default value of preserveArrayFormat to FALSE; object.inc: PGPArray: improve printing of appended comments when preserving white space.

list.inc: PGPList: enhance get() to include object type to return, PGPList: enhance searchCallback() to include search direction and starting node for search, PGPList: add searchAll() to return list of items meeting search criteria; object.inc: PGPBase: enhance search() to include object type to return and search direction, PGPBase: refactor searchForward() and searchBackward() to call search(), PGPBase: enhance searchCallback() to include search direction, PGPBase: add searchAll() to return list of items meeting search criteria, PGPClass: add getParameterVariable() to strip any default value assignment or inline comments, PGPFunctionCall: enhance stripComments() to create new object instead of cloning, PGPFunctionCall: refactor searchForward() and searchBackward() to call PGPList::search(), PGPAssignment: add getValue() to return the assignment value, PGPArray: add traverse2() to invoke callback on array elements; parser.inc: rename error handler variable; reader.inc: update documentation.

list.inc: enhance search() to include object type to return, search direction, and starting node for search, refactor searchForward() and searchBackward() to call search(), enhance insertListBefore() and insertListAfter() to use the type from the nodes being inserted, enhance clear_r() to check for  being an object and to unset(->xxx) instead of , enhance strip_comments() to iterate over nodes of an expression; object.inc: add strip_comments() missed in previous commit.

list.inc: Correct parsing of statements with '@' (in particular before the new operator); Comment out the remaining '&' on '&$data' in insertXXX() functions; object.inc: Eliminate PHP warning, turn off unintended debug in PGPAssignment::matches(); reader.inc, list.inc: Implement break statement as function call.