disallow spaces in datadir path

routes/shepherd.js

@@ -2851,6 +2851,10 @@ shepherd.testBins = function(daemonName) {
 // komodod datadir location test
 shepherd.testLocation = function(path) {
   return new Promise(function(resolve, reject) {
+    if (path.indexOf(' ') > -1) {
+      shepherd.log(`error testing path ${path}`);
+      resolve(-1);
+    } else {
       fs.lstat(path, (err, stats) => {
         if (err) {
           shepherd.log(`error testing path ${path}`);
@@ -2864,6 +2868,7 @@ shepherd.testLocation = function(path) {
           }
         }
       });
+    }
   });
 }