Compilation fix: #elseifdef is not understood by all compilers.

Replaced it with #elif defined(), which is.
[N9] Replaced version for all com.nokia.meego imports from 1.0 to 1.1.

com.nokia.extras are already importing version 1.1 so Fahrplan wouldn't
work anyway if only Qt Components 1.0 would be present.
[BB10] Fix: via station wasn't shown in calendar event title.
[N9] Created SettingsPage.

Moved GPS opt-in/out and inverted theme settings there.
[SYM,BB10] Created SettingsPage.

Moved GPS opt-in/out and inverted theme settings there.
Updated translations.
Merge pull request #54 from leppa/settings

Settings Page