add charnwood_gov_uk

doc/source/charnwood_gov_uk.md

@@ -0,0 +1,34 @@
+# Charnwood
+
+Support for schedules provided by [Charnwood](https://www.charnwood.gov.uk/), serving Charnwood, UK.
+
+## Configuration via configuration.yaml
+
+```yaml
+waste_collection_schedule:
+    sources:
+    - name: charnwood_gov_uk
+      args:
+        address: ADDRESS
+        
+```
+
+### Configuration Variables
+
+**address**  
+*(String) (required)*
+
+## Example
+
+```yaml
+waste_collection_schedule:
+    sources:
+    - name: charnwood_gov_uk
+      args:
+        address: 111, Main Street, Swithland
+        
+```
+
+## How to get the source argument
+
+Find the parameter of your address using [https://my.charnwood.gov.uk/](https://my.charnwood.gov.uk/) and write them exactly like on the web page.