Removing unused class
Refactoring SrtmData class
More Refactoring
Removing unused string
Small refactoring.
Huge performance gain by using Buffered streams
Removing unused method
Using ByteBuffers to read the data improves even more the performance.

On my desktop machine the access time drop by half
Formating
Extracting log class to a new class
Refactoring method
Extracting a new class
Improving the log class
Starting to use the SRTM classes into DroidPlanner

Conflicts:
	DroidPlanner/src/com/droidplanner/activitys/PlanningActivity.java
Making the Srtm clas just read a single value to increase the performance, instead of an entire array
Updating the files on DroidPlanner
Fixing exception handling.
Refactoring and removing the need for the zip files.
Add a class to unzip files
Fixing the unzip function