Merge pull request #36 from yaronyg/master

Hopefully get Android building and fix double url encoding
Merge pull request #39 from yaronyg/master

Make Android build (but not work) & get rid of old Android SDK
tor/non-tor test flag
Merge pull request #40 from jmspring/toggle_tor_tests

tor/non-tor test flag
Enable Android TDH to use intents to communicate its address to Thali apps

Also commented out tests until I'm willing to take ownership of them
again. :)