Fix extra Git output in rojo init and update place template

src/cli/init.rs

@@ -171,6 +171,7 @@ fn should_git_init(path: &Path) -> bool {
     let result = Command::new("git")
         .args(&["rev-parse", "--is-inside-work-tree"])
         .stdout(Stdio::null())
+        .stderr(Stdio::null())
         .current_dir(path)
         .status();