ConvCao: Fixed rotation of the square when the map is rotated.
Ant: Fix the version number on build.xml to 4.2.1-dev.
MRA/JSF Parser: Cleanup.
MRA/JSF Parser: Cleanup.
MRA/JSF Parser: Fixing reading of number of samples (need to get 4 bits of MSB bytes to be extend the number of samples to 20bit size).
MRA/JSF Parser: Reading data format from header in order to only read if equals to 0 (1 short per sample, was the format supported but if other was in place the processing was done if equal to 0 format). If not valid format it will return empty data array.
Merge branch 'feature/jsf-parser' into release/neptus-4.2.x
Merge branch 'release/neptus-4.2.x' into develop

Conflicts:
	build.xml