Fixes the issue where our stripped dynamic build did not have a valid dSYM.

Disabling GCC_GENERATE_DEBUGGING_SYMBOLS for SYMBOLS=NO builds meant
that those builds had no debug symbols to strip or add to a dSYM.

Upload any events collected when the app was in use for apps that only
have "when in use" location permissions. Also, for all apps, avoid
posting event data if there is only a single event.

…6600)

Our release builds for device (with lipoed simulator binary) create
a dSYM files for both the device and simulator. However the script
only copied the device dSYM file to the output location.

This adds a step to lipo together both the device and simulator dSYM files.
Mapbox.framework.dSYM now holds armv7 and arm64 slices.