#66 first version of opendap mapper. cannot create full-featured VRT - it still misses georeference
#66 add bands for all dimensions
#66 get correct projection, x/y size, geotransform
#66 add few comments
Merge branch 'issue67-srs-input' into issue66-opendap
adapt mapper for new NRS()
#66 update of projection
Nansat.get_transect(): return only pixel/line coordinates
Merge branch 'develop' into issue66-opendap
temporary fix for the opendap mapper
#66 correct handling of some CF-noncompliant data; read global metadata; add dimension info to band metadata
Merge branch 'develop' of github.com:nansencenter/nansat into develop
Merge branch 'issue66-opendap' into develop