changed a couple of Java calls from dist() into calcDist() ... C method is still dist() though
small changes
disabled a couple of println statements used for debugging
small changes
changed the JNI call from dist() to calcDist() to adhere to conventions. C method is still called dist() though
commented call to C method findcells for the moment
renamed BirdDensityProfileCalculator to BirdDensityProfile.
added 'texture' as a class attribute. added a getter method for 'texture'. sorted the members. changed most modifiers to 'protected'
added a unit test for the BirdDensityProfile class