Cleaned up sample widgets in the README

README

@@ -203,7 +203,7 @@ Remember, besides creating and registering widgets you have to add them
 to a statusbar in order to display them.
 
 MPD widget
-  mpdwidget = widget({type = 'textbox',name = 'mpdwidget')
+  mpdwidget = widget({ type = 'textbox', name = 'mpdwidget' })
   vicious.register(mpdwidget, vicious.widgets.mpd, '$1', 30)
 
   - executed every 30 seconds, takes no arguments
@@ -238,8 +238,8 @@ Mbox widget
     argument
 
 
-All other widgets are used in the same manner. You can check the
-authors rc.lua as a reference:
+All other widgets are used in the same manner. You can use authors
+rc.lua as a reference:
 
   http://sysphere.org/~anrxc/local/scr/dotfiles/awesomerc.lua.html