Merge branch 'devel/tizen' into tizen

Merge branch 'devel/tizen' into tizen

* devel/tizen: (22 commits)
  Fix compile warnings
  sensor-rec: Fix TCT fails
  Reorganize the header directory to distinguish the private headers
  sensor-recorder: return E_NONE about some internal APIs
  Fix the build script typos and nonconventional so symlink packaging
  Replace ContextErrorUtil.h with SharedUtil.h
  sensor-rec: Add Internal CAPIs for client
  Rename the packages to clearly denote their roles
  Rearrange header directory structure w.r.t. context-common
  Disable redundant virtual packages
  Rename the package to context-sensor-recorder
  Remove test code in SensorRecorderClient
  Update the license date to 2016-2017
  Update the author list
  Update the service code skeleton w.r.t. the change of the active user monitoring scheme
  Fix the build scripts to be sure that each dummy uses its own pkg check parameter
  Sync with the header separation in context-common
  Apply updated class names
  Implement the virtual functions added to the DBusService class
  Cleanup the build script
  ...

Change-Id: Ia5ba7301259f3cf0d7f2a444f9077ca452a029eb
Signed-off-by: Mu-Woong Lee <muwoong.lee@samsung.com>