Rename ol.layer.LayerBase to ol.layer.Base
Rename ol.layer.LayerGroup to ol.layer.Group
Rename ol.source.ImageSource to ol.source.Image
Rename ol.layer.ImageLayer to ol.layer.Image
Rename ol.source.TileSource to ol.source.Tile
Rename ol.source.DebugTileSource to ol.source.TileDebug
Rename ol.source.ImageTileSource to ol.source.TileImage
Rename ol.source.TiledWMS to ol.source.TileWMS
Rename ol.layer.TileLayer to ol.layer.Tile
Rename ol.test.source.MockTileSource to ol.test.source.TileMock
Rename ol.source.VectorSource2 to ol.source.Vector2
Rename ol.layer.VectorLayer2 to ol.layer.Vector2
Merge pull request #998 from twpayne/consistent-names

Consistent names