Merge pull request #1 from webOS-ports/tofe/work

Initial commit of the application. Doesn't do anything interesting right...
Upload the GPLv3 license text, and complete a bit the README

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
Cleanup: remove files that are not related to the WebOS-Ports target platform

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
Make the application work:
 * parse the output of the script to display steps, details and progress
 * display these element in a simple column in QML
 * add the update script

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
Rename the executable to webos-system-update

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>