Optimization in converter SG_ServiceInfo

Move static method add_str in insatnce method.

Fix dolby info in converter SG_ServiceInfo

git279

Fix dolby info in converter SG_ServiceInfo

Use own converter for service info in InfoBar

Creates a converter that displays dolby, teletext, subtitiles and resolution in one string.

Code style updates in converter SG_Provider

git277

Code style updates in converter SG_Provider

Use own converter for service number, provider and name in InfoBar

Creates a converter that displays service number, provider and name in one string.
Thanks for the idea DimitarCC.

Fix MessageBox text autoresize

git275

Fix MessageBox text autoresize

Fix text size in ChoiceBox and MessageBox

git274

Fix text size in ChoiceBox and MessageBox

Optimize imports in MessageBox_Template

git273

Optimize imports in MessageBox_Template

Improves the MessageBox

git272

Improves the MessageBox

Use calculateTextSize in ChoiceBox

To calculate the width of the list text, instead of using widget autoresize.