[build] add translation files to QMAKE_DIST_CLEAN
[Sailfish UI] create Sailfish Settings plugin
[build] install icons into jolla-ambient

They don't really fit into the theme. Use them as a placeholder for now.

Package the icons into jolla-settings-crash-reporter.
[settings] make CReporterSettingsBase::setValue() return bool

Returns true if value was changed, false if new value equals the value
already stored.
[settings] expose CReporterPrivacySettingsModel values as Q_PROPERTY

In order to be able to use it in QML.
[Sailfish UI] expose Crash Reporter privacy properties into UI
[settings] refactor CReporterApplicationSettings to inherit CReporterSettingsBase
[settings] expose application settings as Q_PROPERTY
[Sailfish UI] add server settings dialog
[Sailfish UI] add logger type combobox
[packaging] remove commented-out l10n-engineering-english package