Add clean command and fix critical script issue

paper

@@ -89,6 +89,12 @@ case "$1" in
     "s" | "server")
         cd "$basedir/Paper-Server"
     ;;
+    "c" | "clean")
+        rm -rf Paper-API
+        rm -rf Paper-Server
+        rm -rf work
+        echo "Cleaned build files"
+    ;;
     "e" | "edit")
         case "$2" in
             "s" | "server")

scripts/remap.sh

@@ -27,7 +27,7 @@ fi
 if [[ "$OSTYPE" == "darwin"* ]]; then
    shopt -s expand_aliases
    alias md5sum='md5 -r'
-   echo "Using an alias for md5sum on OS X"
+   echo "Using an alias for md5sum on macOS"
 fi
 
 checksum=$(md5sum "$jarpath.jar" | cut -d ' ' -f 1)