don't put empty folders at end of scripts tree. allow /~/ to work from outside scripts

libraries/script-engine/src/BatchLoader.cpp

@@ -18,6 +18,7 @@
 #include <NetworkAccessManager.h>
 #include <SharedUtil.h>
 #include "ResourceManager.h"
+#include "ScriptEngines.h"
 
 BatchLoader::BatchLoader(const QList<QUrl>& urls) 
     : QObject(),
@@ -34,8 +35,9 @@ void BatchLoader::start() {
     }
 
     _started = true;
-    
-    for (const auto& url : _urls) {
+
+    for (const auto& rawURL : _urls) {
+        QUrl url = expandScriptUrl(normalizeScriptURL(rawURL));
         auto request = ResourceManager::createResourceRequest(this, url);
         if (!request) {
             _data.insert(url, QString());

libraries/script-engine/src/ScriptEngine.cpp

@@ -220,11 +220,10 @@ void ScriptEngine::loadURL(const QUrl& scriptURL, bool reload) {
         return;
     }
 
-    _fileNameString = scriptURL.toString();
+    QUrl url = expandScriptUrl(normalizeScriptURL(scriptURL));
+    _fileNameString = url.toString();
     _isReloading = reload;
 
-    QUrl url(scriptURL);
-
     bool isPending;
     auto scriptCache = DependencyManager::get<ScriptCache>();
     scriptCache->getScript(url, this, isPending, reload);

libraries/script-engine/src/ScriptEngines.cpp

@@ -429,7 +429,7 @@ ScriptEngine* ScriptEngines::loadScript(const QUrl& scriptFilename, bool isUserL
         connect(scriptEngine, &ScriptEngine::errorLoadingScript, this, &ScriptEngines::onScriptEngineError);
 
         // get the script engine object to load the script at the designated script URL
-        scriptEngine->loadURL(QUrl(expandScriptUrl(scriptUrl.toString())), reload);
+        scriptEngine->loadURL(scriptUrl, reload);
     }
 
     return scriptEngine;

libraries/script-engine/src/ScriptsModel.cpp

@@ -309,6 +309,9 @@ void ScriptsModel::rebuildTree() {
             QString hash;
             QStringList pathList = script->getLocalPath().split(tr("/"));
             pathList.removeLast();
+            if (pathList.isEmpty()) {
+                continue;
+            }
             QStringList::const_iterator pathIterator;
             for (pathIterator = pathList.constBegin(); pathIterator != pathList.constEnd(); ++pathIterator) {
                 hash.append(*pathIterator + "/");