tree 0f599a065d6f8b502e5a5bdc24a41ab719f15176
parent d15523f22394dad8994626657e99dad0399e577f
author Anas Nashif <anas.nashif@intel.com> 1482514077 -0500
committer Anas Nashif <nashif@linux.intel.com> 1482585179 +0000

doc: use ReadTheDocs.org theme if available

Instead of including the rtd theme in zephyr use an installed instance,
if nothing is installed, use the default zephyr theme.

Change-Id: Ife4bd878e3f879cf59ecf2bc5d186a531a3bf1b6
Signed-off-by: Anas Nashif <anas.nashif@intel.com>