fix: stdin was closed after crashed child

Fixes #601

Author: remy

lib/monitor/run.js

@@ -161,6 +161,11 @@ function run(options) {
         utils.log.fail('app crashed - waiting for file changes before' +
         ' starting...');
         child = null;
+        if (config.options.restartable) {
+          // stdin needs to kick in again to be able to listen to the
+          // restart command
+          process.stdin.resume();
+        }
       }
     }
   });