Correcting tagline in snapctl & snapd output

cmd/snapctl/README.md

@@ -18,7 +18,7 @@ limitations under the License.
 -->
 
 # snapctl
-A powerful telemetry agent framework
+A powerful telemetry framework
 
 ## Usage
 ```

cmd/snapctl/main.go

@@ -39,7 +39,7 @@ func main() {
 	app := cli.NewApp()
 	app.Name = "snapctl"
 	app.Version = gitversion
-	app.Usage = "A powerful telemetry agent framework"
+	app.Usage = "A powerful telemetry framework"
 	app.Flags = []cli.Flag{flURL, flSecure, flAPIVer}
 	app.Commands = commands
 	sort.Sort(ByCommand(app.Commands))

snapd.go

@@ -153,7 +153,7 @@ func main() {
 	app := cli.NewApp()
 	app.Name = "snapd"
 	app.Version = gitversion
-	app.Usage = "A powerful telemetry agent framework"
+	app.Usage = "A powerful telemetry framework"
 	app.Flags = []cli.Flag{
 		flAPIDisabled,
 		flAPIPort,