Move clean script

Author: LeanderCS

clean-build.sh scripts/clean.shclean-build.sh renamed to scripts/clean.sh

@@ -4,7 +4,6 @@ set -e
 
 safe_remove() {
     if [ -e "$1" ]; then
-        echo "  Removing: $1"
         rm -rf "$1"
     fi
 }