Factor out ol.structs.Buffer#markDirty
Factor out ol.structs.Buffer#allocate
Add ol.geom2 utility functions
Add ol.geom2.PointCollection
Add ol.source.VectorSource2
Add ol.layer.VectorLayer2
Add ol.renderer.webgl.VectorLayer2
Activate ol.renderer.webgl.VectorLayer2
Add ol.geom2.LineStringCollection
Add line string collections to ol.source.VectorSource2
Add line string rendering
Add ten thousand points example