Tests for getFeatures method
Test forEachFeatureInExtent
Test featureload event
Test featureadd event
Test removeFeatures and featureremove event
Merge pull request #1282 from tschaub/vector-source

Vector layer/source refactor.
Add lineCap property to ol.style.Stroke
Remove unused ol.style.Fill.equals
Remove unused ol.style.Stroke.equals
Add lineJoin property to ol.style.Stroke
Add miterLimit property to ol.style.Stroke
Add lineDash property to ol.style.Stroke
Fix indentation
Use ol.structs.RBush in ol.source.Vector
Get rid of ol.structs.RTree
Rename rbush test to match the naming scheme
Merge pull request #1325 from ahocevar/remove-rtree

Replace RTree with RBush and remove RTree
Only set line dash if it is supported
Fire addfeature and removefeature events from ol.source.Vector
Merge branch 'master' into vector-api