Added some comments to better document the code.
Added ignore rule for *.txt files.
Proguard now obsfuscates properly. Preparing release 1.1.2.1.
obd-api is now a pure Java project.

Updates issue #10.
Removed "command" stuff into the new 'api' project.

Updates issue #10.
Major refactor to commands.
Updates #10.
Continuation of major refactoring to commands business-logic regarding bugs triggered by unit-testing.
Updates #10.
Continued major refactoring. More unit-tests and bug fixes discovered in the meanwhile.
Updates issue #10.
Preparing for release version 1.3.
Implemented method to retrieve each command name. This will be used, for instance, on an user interface.
Updates issue #10.
Refactored pressure, temperature and percentage-usage related commands. Unit-tests followed.
Updates issue #10.
Added more connection initialization commands.
Updates issue #10
Heavy refactoring ahead!!

- Removed threading stuff.
- Imported new API.
- Added new ObdCommandJob which encapsulates an ObdCommand instance and will be managed in the service.
- Added new simplified ObdGatewayService based on FIFO queue with sequential dispatch of each job.
- Implemented callback from ObdGatewayService to MainActivity.
- Upload to web application is disabled from now on.
- Sending standalone commands is also disabled.

Updates issue #10.
Maven now signs the APK by default. The keystore needed for this is now versioned too.
Also, added build instructions to README.txt.

Updates issue #10
Added more debug and fixed some comments in order to better understand and debug the app.

Updates issue #10
ObdGatewayService is from now on non-exported to avoid RPC.

Updates issue #10
Updated maven-android-plugin to 3.0.0-alpha-11.
Added user-aware debug.

Updates issue #10
Moved to version 1.3.

Updates issue #10
Fixes ObdGatewayService element that was preventing the application from starting the referred service.

Updates issue #10