minor readme formatting changes. added viewer screenshot to readme
@@ -30,7 +30,9 @@ Tegola is a vector tile server delivering [Mapbox Vector Tiles](https://github.c
/
```
-The server root will display a built in viewer with an auto generated style.
+The server root will display a built in viewer with an auto generated style. For example:
+
+![tegola built in viewer](https://raw.githubusercontent.com/terranodo/tegola/v0.4.0/docs/screenshots/built-in-viewer.png "tegola built in viewer")
```
@@ -106,7 +108,6 @@ max_connections = "50" # The max connections to maintain in the connection pool
id_fieldname = "gid" # geom id field. default is gid
srid = 4326 # the srid of table's geo data. Defaults to WebMercator (3857)
-
[[providers.layers]]
name = "roads" # will be encoded as the layer name in the tile
tablename = "gis.zoning_base_3857" # sql or table_name are required
