fix to  location change responses
geo location issue resolved.
clean up code.

I just adjusted some branch structures to make code look cleaner.
Merge pull request #2 from jikk/marios

Marios
temp changes
Merge branch 'master' into taintdroid-4.1.1_r6

Conflicts:
	src/edu/columbia/gpsapp/GPSTracker.java
added a case for FP.
now we have only one dialog box at a time.
socket comm. improved.
Added pseudorandom thread
Merge pull request #3 from jikk/marios2

Added pseudorandom thread
fast-forwarded