add -off in reload

src/cmds/reload.moon

@@ -1,7 +1,7 @@
 {
   private: true
   run: (msg) =>
-    cat, sub = table.unpack msg.args
+    cat, sub, arg = table.unpack msg.args
     if not (cat and sub)
       return @api\reply msg, '/reload cmds ping'
 
@@ -10,14 +10,17 @@
     @api\off package.loaded[path]
     package.loaded[path] = nil
 
-    suc, m = pcall require, path
+    if arg == '-off'
+      @api\reply msg, 'Turned off'
 
-    if not suc then return @api\reply msg, 'Reload failed. '.. m
-    else switch cat
+    else
+      suc, m = pcall require, path
+      if not suc then return @api\reply msg, "Reload failed. #{m}"
+      switch cat
         when 'events' then @api\on sub, m
         when 'cmds'   then @cmds[sub] = m
-      when 'parts'  then m @
-
+        else m @
       @api\reply msg, "Reloaded. #{m}"
+
     return
 }