PolarStore.cpp: New handicaps from DAEC 2012
PolarStore.cpp: Handicap changes reviewed, minor correction on names.
po: update xcsoar.pot
Tracking/SkyLines: use uint32_t instead of unsigned for the id

Be explicit about the required integer size.
Dialogs/TrafficList: move code to OpenDetails()
Dialogs/TrafficList: show SkyLines traffic
Dialogs/TrafficList: check IsFlarm() in UpdateVolatile()
Dialogs/TrafficList: clear record/callsign on SkyLines traffic

Fixes crash.
Dialogs/TrafficList: add per-item "location" attribute

Show vector to SkyLines traffic.
german manual: corrections to chapter 8.added pictures for easy access master-slave modei, updated buttons.
src/Dialogs/Settings/Panels/TerrainDisplayConfigPanel.cpp: Changed north-east to North-West
Manual de/ch13_history.tex: Mostly typos and corrections.
Merge remote-tracking branches 'adrien/master' and 'hjr/master'
Manual icons: Added the bridge map icon.
Manual: Updated all button menu references.
Manual configuration.tex: Correct default shading.
Device/Driver/BlueFlyVario: support battery status.
InfoBoxes/Content: show battery level of external device in comment field.
Manual figures: Some de translated figures.
Manual(s): Fixed undefined and wrong references.