Merge pull request #18 from bschamplin-stryker/patch-1

Removed leading slash for the kubectl command in exec.

drainmanager/kubernetes.go

@@ -75,7 +75,7 @@ func (m *DrainManagerKubernetes) exec(args ...string) bool {
 		args = append(args, "--dry-run")
 	}
 
-	return m.runComand(exec.Command("/kubectl", args...))
+	return m.runComand(exec.Command("kubectl", args...))
 }
 
 func (m *DrainManagerKubernetes) runComand(cmd *exec.Cmd) bool {