Merge pull request #34 from ebocher/cts_prjtest

Add a unit test to parse an OGC wkt. Currently it doesn't work.
Fix a bug in the recognition of CRS Authority.
Merge pull request #35 from jparty/fixBug

Fix a bug in the recognition of CRS Authority.
Add a new test related to https://github.com/irstv/orbisgis/issues/444