echo: fix bad colour choice

white is not going to work well on a terminal with a white background,
obviously. We should keep the standard colour and just try applying the
bold.

or do we want to consider a non black/white colour? like blue...?

Gbp-Dch: Short

functions/color.sh

@@ -10,6 +10,7 @@
 
 NO_COLOR="\033[0m"
 
+BOLD="\033[1m"
 UNDERSCORE="\033[4m"
 BLINK="\033[5m"
 

functions/echo.sh

@@ -46,7 +46,7 @@ Echo_message ()
 		STRING="${1}"
 		shift
 
-		local PREFIX="${WHITE}P${NO_COLOR}"
+		local PREFIX="${BOLD}P${NO_COLOR}"
 		if [ "${_COLOR}" = "false" ]; then
 			PREFIX="P"
 		fi