Added interface for WCS 2.0 GetCoverage Encoding Extensions. Added implementation draft for GeoTIFF extension.
Allowed addition of encoding parameters for getcoverage params.
Fixed typo.
Fixed typo.
Adding documentation for decoder utils.
Using XML decoder.
Moved GML related encoders to own package to allow usage outside of EOxServer instance. This allows usage in independant tools.
Reworked envisat metadata generation tool.
Fixing lib path in logger.
Fixing missing import.
Adding getter for xy_srid on top of xy_crs.
Added geotiff encoding into GDAL and mapserver renderer.
Added geotiff encoding into GDAL and mapserver renderer.
Merge branch 'master' into gtiff

Conflicts:
	eoxserver/services/gdal/wcs/referenceable_dataset_renderer.py
Fixing bug in 'value_range' object.
Ensuring that mapserver gets strings and never unicode.
Preliminary 'mimetype options'.
A lot of additional checks. Fixing typo. Adding locators to XML values.
More robust exception handling.
Updated autotest with new tests.