Merge branch 'MDL-39704_master' of https://github.com/nadavkav/moodle

diff --cc mod/chat/gui_ajax/theme/bubble/chat.css
index c6f3b8c,141f62e..59a57af
--- 1/mod/chat/gui_ajax/theme/bubble/chat.css
--- 2/mod/chat/gui_ajax/theme/bubble/chat.css
+++ b/mod/chat/gui_ajax/theme/bubble/chat.css
@@@ -13,10 -11,10 +13,12 @@@
  #input-message {background:#FFFFFF url(input.png) repeat-x scroll 0 0;padding:0 9px;border: 1px solid #999;border-radius: 9px;-moz-border-radius: 9px;}
  .mdl-chat-entry,
  .mdl-chat-my-entry {clear:both;}
+ .dir-rtl .mdl-chat-entry,
+ .dir-rtl .mdl-chat-my-entry {height: 90px;}
  
 -.chat-message .chat-message-meta {padding-top:15px;}
 +.mdl-chat-entry .chat-event {padding-bottom:15px;}
 +
 +.chat-message .chat-message-meta {padding-top:15px;padding-bottom:15px;}
  .chat-message .picture {vertical-align:middle;}
  .chat-message .right {text-align:right;}
  .chat-message .left {text-align:left;}