- Catch loadUrl() exception
- Stub out settings and menus
- Enable double-tap to zoom in webview on Droid

- Don't require GMP source to build
- Hook new router final shutdown hook, tweak state machine
  to not declare router done until final shutdown

- Start and stop buttons
- Handler for screen updates
- Make service not sticky
- Log tweaks
- Fix version script

Next step: Update the scripts and docs to point to
../i2p.i2p/ for everything.