Update help.red

Added hint for quit in the help function.
Merge pull request #711 from iArnold/console-1

FIX: issue #709 (Updated help.red)
Update boot.red

Added 		"(not yet implemented)"
		; 
as actiondescription where action is not yet implemented.
Added a simple description for complement.
Merge pull request #713 from iArnold/action-help

FIX: issue #707 (Expecting availability actions. Remainder crashes console.)
FIX: issue #715 (String corruption with control characters)
FIX: issue #714 (load/all unstable)
FIX: reduced number of manually defined local words in TRANSCODE spec block.