And fix the on_enter again (for commands)

src/tabs.py

@@ -246,9 +246,7 @@ class ChatTab(Tab):
 
     def on_enter(self):
         txt = self.input.key_enter()
-        if not Tab.on_enter(self):
-            if txt.startswith('//'):
-                txt = txt[1:]
+        if not Tab.on_enter(self, txt):
             self.command_say(txt)
 
     def command_say(self, line):

src/windows.py

@@ -704,7 +704,6 @@ class Input(Win):
         return len(self.text) == 0
 
     def resize(self, height, width, y, x, stdscr):
-
         self._resize(height, width, y, x, stdscr)
         self._win.erase()
         self.addnstr(0, 0, self.text, self.width-1)