Add agl-service-steering-wheel

Add new binding service for steering wheel.
Right now it's for logitech g29 and build on reneses m3ulcb.
Had test on Daring Dab  3.99.2, 3.99.3, 4.0.0.
After this commit, we want to add some code for dashboard to use this binding.

[Modify 20170803]
  Deleted trailing whitespace in README.md
  Fixed typo enogh to enough
  Modfied .noconcurrency 0 to 1 for atomic
  Checked event valid by afb_event_is_valid
  Droped event when not enough memory by afb_event_drop
[Modify 20170804]
  Modify json path into afb_daemon_rootdir_open_locale
  Delete error.h for same ERRMSG define in af-steering-wheel-binding.h
  Delete install code in recipes because aglwgt do autoinstall
  Add verbs information
[Modify 20170808]
  Add target 'package' in CMakeLists.txt to make package
[Modify 20170810]
  Add new folder named 'package' for jenkins job

Change-Id: I975b1ce3afbeea0145ea723586b4b46288c987ab
Signed-off-by: zheng_wenlong <wenlong_zheng@nexty-ele.com>

1 files changed, 61 insertions, 0 deletions

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+Information
+====
+<br>This service use logitel G29 to get wheel info for application same as low-level-can-service.
+<br>It will read information from usb g29 as /dev/input/js0.
+<br>And give steering wheel information for application.
+
+* Hardware: Renesas m3ulcb
+* Software: Daring Dab 4.0.0
+* binding name: af-steering-wheel-binding
+* provide api: steering-wheel
+* verbs: list, subscribe, unsubscribe
+* support device: Logitech G29 steering wheel
+* steering wheel information is write in steering_wheel_map.json
+    * VehicleSpeed			< Engine Speed * Gear parameter / 100 >
+    * EngineSpeed			< 0～10000 >
+    * AcceleratorPedalPosition	< 0～100 >
+    * TransmissionGearInfo    < 0、1、2、3、4、5、6 >
+    * TransmissionMode		< 0、1、2、3、4、5、6 >
+    * SteeringWheelAngle		< 0～360 >
+    * TurnSignalStatus		< 0:None / 1:RightTurn / 2:LeftTurn >
+    * LightStatusBrake		< 0:None / 1:BrakeEnable >
+* verbs
+    * list
+    * subscribe { "event" : "EngineSpeed" }
+    * unsubscribe { "event" : "EngineSpeed" }
+
+How to compile and install
+====
+<br>	These is a sample recipes for af-steering-wheel-binding, you can just add that recipes into your project and bitbake.
+<br>	Sample Recipes: agl-service-steering-wheel_0.1.bb
+
+How to use
+====
+For AGL Application
+----
+<br>1 add these code below into config.xml
+```
+  <param name="steering-wheel" value="ws"/>
+```
+<br>2 add WebSocket into qml file and subscribe event name what you need.
+<br>You can find a file named [token-websock.qml] in app-framework-binder.git.
+<br>It's a template for qml. You need modify these informations to connect agl-service-steering.
+```
+property string address_str: "ws://localhost:5555/api?token=3210"
+property string api_str: "steering-wheel"
+property string verb_str: ""
+```
+
+For demo application
+----
+<br>1 you can run this service by shell script
+```
+afb-daemon --token=3210 --ldpaths=${steering-wheel-library-path} --port=5555 --rootdir=. &
+```
+<br>2 use afb-client-demo to get event.
+```
+afb-client-demo ws://localhost:5555/api?token=3210
+steering-wheel list
+steering-wheel subscribe { "event" : "EngineSpeed" }
+steering-wheel unsubscribe { "event" : "EngineSpeed" }
+```