patch 1:
- Added variable that will be transfered by cmake into doxygen to be used to test.
- please note that only  ENABLED_SECTIONS variables are visible to doxygen.
- doing "make docs" in legato, will now detect and bring MangOH into the doxygen.

Change-Id: I4e5aeee4ffbfdc541e8fcfba2b6f02f4143e06b3

patch 3:
removed trailing space

patch 2:
- added -

patch 1:
- when building legato, it will also build and integrate MangOH wifi
- note that MANGOH_WIFI_ROOT is set by the build

Change-Id: I06bee34525a8bb5ddbf2749dcd137b460b9d38ed

Change-Id: Iad5e5d21a041bc3c1c02ade87c8358a206666e9b

Patch 2:
 - Add targetDefs for mangOH
 - Tell git to ignore apps subdirectory

Patch 1:
 - Add mangOH sdef file

Change-Id: Ia75786b6e188d07b3abb89a91686d59145bbab8d

Change-Id: I7cb8bc3d5dab68ef72ca1a4c33061b2aa053bd56