Merge remote-tracking branch 'origin/abt/topic/gmin/l-dev/sensors/master' into gmin...

44c2da6 Fri Feb 13 16:18:32 2015 +0100 | Experimental accelerometer calibration routine (origin/abt/topic/gmin/l-dev/sensors/master, m/abt/topic/gmin/l-dev/master, smth) [Patrick Po
89f2b9b Fri Feb 13 16:08:58 2015 +0100 | Fix type of recently introduced semi arbitrated sampling rate [Patrick Porlan]
d8886bb Tue Feb 10 18:50:43 2015 +0200 | [Activity HAL] Added activity HAL source files [Cristina Ciocan]
438c034 Thu Feb 12 15:35:39 2015 +0200 | [Activity HAL] Separation of common macros [Cristina Ciocan]
549f546 Tue Feb 10 18:32:31 2015 +0200 | [Activity HAL] Separation of common code [Cristina Ciocan]

Tracked-On: https://jira01.devtools.intel.com/browse/GMINL-6535
Change-Id: Ia81a834dba679c6da6e01de071415dc743b30d1b
Signed-off-by: Adriana Reus <adriana.reus@intel.com>