Merge pull request #2 from asfadmin/master

pull latest from master
Merge branch 'master' of github.com:asfadmin/ASF_MapReady
Add handling of "no data" value for GeoTIFFs in import/export/asf_view
Incorporated the new no data field into the normal geotiff initialization code
Merge pull request #189 from khogenso/master_ar

Master branch with no-data value fix from devel only
Change FREAD to ASF_FREAD to avoid a definition conflict on Darwin.
Merge pull request #100 from rudigens/master

Pull latest changes
asf_geocode now errors out for unknown resampling methods
Added measures2geotiff
Merge pull request #325 from khogenso/devel

Make asf_geocode not silently ignore invalid resampling methods
Fix core dump when closing same file twice
scons support for measures2geotiff
Merge pull request #326 from khogenso/devel

scons support for measures2geotiff
[US2496] Fix redefined type error in XML
Merge pull request #327 from khogenso/devel

[US2496] Fix redefined type error in XML
Added cell definition information to the conversion of MEaSUREs information to shapefiles. Takes care of some product inconsistencies.

Couple other minor fixes.
Merge branch 'rgps' of https://github.com/rudigens/ASF_MapReady into rgps
Merge pull request #328 from rudigens/rgps

Pushing the latest changes.
[US2496] scons support for measures_hdf2csv
Fix mismatched XML tags in measures2geotiff