player: update online tv url
example: remove unnecessary lines in qmlvideofx
version 1.2.4

Changelog:
- QML support(thanks theoribeiro <theo@fictix.com.br>). Can replace some of qtmultimedia qml apps, e.g. qmlvideofx
- Fix build for FFmpeg >= 0.9, libav >= 0.8
- Channel can be choosed by user: original, stero, left, right, centre(mono)
- OSD for GL ES2 renderer
- player: statistics viewer, disable screensaver on widows when playing

Signed-off-by: wang-bin <wbsecg1@gmail.com>