Create intermediate parent folders too

Author: john-kurkowski

lib/ssh-adapter.js

@@ -173,7 +173,7 @@ var list = function () {
 
 var createDirectory = function (conn, revisionDir) {
   return new Promise(function (resolve, reject) {
-    conn.exec('mkdir ' + revisionDir, function (error, mkdirStream) {
+    conn.exec('mkdir -p ' + revisionDir, function (error, mkdirStream) {
       if (error) {
         reject(error);
         return;