Add WMS GetFeatureInfo reader format
Add tests suite for GetFeatureInfo format
Make GetFeatureInfo format pass ol2 test suite
Change format name to WMSGetFeatureInfo
Renaming & better typing
Export readFeatures method
Restore proj4 state after tests
Merge pull request #2889 from fgravin/getFeatureInfo

Add GetFeatureInfo format
Fix zoom levels for the MapQuest Street layer

A typo in 65b8e0f91576e521606d906ecdfa9dffd2159dcb introduced this bug.
Before that, 18 zoom levels were used. Now we're using 19, which appears
to be available with full world coverage.
Merge pull request #2978 from ahocevar/mapquest-zoom

Fix zoom levels for the MapQuest Street layer
Support OGC srs urns without an EPSG database version
Merge pull request #2979 from bartvde/proj-urns

Support OGC srs urns without an EPSG database version
Use ol.Map#getEventPixel in mouse position control
Use offsetX and offsetY if available