re #85: use correct check for southern hemisphere

git-svn-id: http://svn.osgeo.org/metacrs/proj4js/trunk@2315 4e78687f-474d-0410-85f9-8d5e500ac6b2
Addition of new support methods (part of ticket 80)

git-svn-id: http://svn.osgeo.org/metacrs/proj4js/trunk@2318 4e78687f-474d-0410-85f9-8d5e500ac6b2
Addition of new proj keywords

git-svn-id: http://svn.osgeo.org/metacrs/proj4js/trunk@2319 4e78687f-474d-0410-85f9-8d5e500ac6b2
fixes for specific cases (pole, ellipsoid, sphere) : aea, aeqd : ellipsoid case added cea : ellipsoid and sphere cases rewriting omerc : use of no_rot, no_off, lon_1 and lon_2 parameters stere : pole case added, use of lat_ts cass : pole case added. See ticket #80

git-svn-id: http://svn.osgeo.org/metacrs/proj4js/trunk@2320 4e78687f-474d-0410-85f9-8d5e500ac6b2
Support for nadgrids : It is a port of the CTABLE structure from PROJ.4 in the trunk. See ticket #81

git-svn-id: http://svn.osgeo.org/metacrs/proj4js/trunk@2321 4e78687f-474d-0410-85f9-8d5e500ac6b2
Bug fixes found in the PROJ.4 backport : it impacted spherical projections like EPSG:3857 !

git-svn-id: http://svn.osgeo.org/metacrs/proj4js/trunk@2322 4e78687f-474d-0410-85f9-8d5e500ac6b2
merge
merge
Added helper script to connect original Proj4js SVN repo
Improved Proj4js sync helper and added to readme
Added attributions
Missing main file
Added default projection WGS84 to exports
Fixed typoi and bumped version
Added API export file
Re-added WKT definition support
Update README.md
Added transform method to Proj class for conveniens
Added test NPM test script
Ported tests to jasmine, still failing :<