*started to you checkstyle and JavaDoc
*implemented the method "linearInterpolation" so that it is possible to
define the range of the grayscaled image
*implemented the method "pointToImageTransformation" so that the
caluclated position will be displayed on the right position of an image
(because of the usage of two different coordinate systems)
*Just changing the position of the recievers for some test
*Added the position of the receiver to the gray-scale image
*New position of receiver tested in Application
changes
Merge remote-tracking branch 'origin/comReaderTommy' into
comReaderDanilo

Conflicts:
	comReader/main/algorithm/ProbabilityBasedAlgorithm.java
Added "DataWriter", "DatabaseDataWriter" and
"DatabaseDataWriterRunnable" classes
Added a test for RSSIDec to RSSIdBm conversion.