Load config from disk|url, create incidents

- Resolve incidents after the monitor is up
- Example configuration
- Updated readme

cachet/cachet.go

@@ -2,7 +2,5 @@ package cachet
 
 import "os"
 
-// apiUrl -> https://demo.cachethq.io/api
-// apiToken -> qwertyuiop
-var apiUrl = os.Getenv("CACHET_API")
-var apiToken = os.Getenv("CACHET_TOKEN")
+var ApiUrl = os.Getenv("CACHET_API")
+var ApiToken = os.Getenv("CACHET_TOKEN")