Cleanup whitespace

(cherry picked from commit b5af168257f3f1fee19a314ed7d88c31bf345750)
Cleanup: ParseSymbolTable() renamed arg to be more descriptive: pPathFileName

(cherry picked from commit 99a675b3b4b930071498b3ee1437f4d7d14594f4)
Cleanup - added note about CmdSymbolsLoad() zero args

(cherry picked from commit 9de7a1ca922046542cc998a04993012569e9fb54)
DEBUGGER: Cleanup error message for invalid symbol table for: syminfo

(cherry picked from commit ca5002dfa3807f6b5fea33c14bd6ee5c9c879456)
DOC: CLEANUP: Debugger symbols concepts and usage Bug #242 #243

(cherry picked from commit 864e88e992b7868db06866d94ea2097c3f6e17b5)