#92 remove unwanted matadata in nansat.export2thredds
#92: Change time dimension from int to float in nansat.export2thredds().
#92 add grid_mapping metadata to all bands in nansat.export2thredds().
#92 Get rid of some arguments of nansat.export2thredds().
for use with python 2.6
#92 Fix a bug of nansat.export2thredds().
Fixed bug in Radarsat2 mapper: SAR look direction was wrong for ascending pass
bug fix in method get_transect
Merge branch 'develop' of https://github.com/nansencenter/nansat into develop
slightly changed method for estimating the look direction and added explanation
#92 dont limit export2thredds to longlat and stere projections
Merge branch 'issue92' into develop
Minor: opendap mapper import numpy
Merge branch 'issue85-scripts' of https://github.com/neothemachine/nansat into neothemachine-issue85-scripts
Merge branch 'develop' into issue75-mappers
#75: remove namespace package nansat.mappers;  move import_mappers to nansat.tools; make nansatMappers global in nansat.py; make all import absolute; in mapper_ncep_wind_online move import Nansat into __init__;
#75: lazy import of nansat.mappers and nansat_mappers
#75: move import Nansat to top in mapper_ncep_wind_online
#75: fix minor bug and add logging
#75 move _import_mappers out of Nansat back to nansat.nansat to be usable in test_nansat; add try/except ImportError in _import_mappers