Merge branch 'MDL-31847_master' of git://github.com/lazydaisy/moodle

diff --cc theme/base/style/core.css
index 2ec9341,d1374b4..471c7f4
--- 1/theme/base/style/core.css
--- 2/theme/base/style/core.css
+++ b/theme/base/style/core.css
@@@ -1053,3 -1028,6 +1053,6 @@@ html[dir=rtl] #page-header {float: righ
  html[dir=rtl] .formrow label.formlabel { float:right; }
  
  html[dir=rtl] .configphp {direction:ltr;text-align:left;}
 -table.flexible .r1, table.generaltable .r1 {background-color: #FAFAFA;}
+ 
+ table.flexible .r0, table.generaltable .r0 {background-color: #F0F0F0;}
++table.flexible .r1, table.generaltable .r1 {background-color: #FAFAFA;}