partially revert [18830]: stripped packages are still usefull when debugging with gdbserver, update CONFIG_DEBUG description and disable sstrip when CONFIG_DEBUG is selected

SVN-Revision: 18886

Config.in

@@ -154,7 +154,6 @@ choice
 
 	config USE_STRIP
 		bool "strip"
-		depends !DEBUG
 		help
 		  This will install binaries stripped using strip from binutils