ui: Fixes in project wizzard

* stretch at end of preferences
* space at scrollbar
* default font size
* only refresh project when something changed
* fixed sizing of text fields
* icons fit to font size
* use em base sizes
* added language to project type label

src/lib/Project.cpp

@@ -25,7 +25,12 @@ Project::~Project()
 {
 }
 
-bool Project::load(const FilePath& projectSettingsFile, bool forceRefresh)
+const FilePath& Project::getProjectSettingsFilePath() const
+{
+	return m_projectSettingsFilepath;
+}
+
+bool Project::load(const FilePath& projectSettingsFile)
 {
 	bool success = ProjectSettings::getInstance()->load(projectSettingsFile);
 	if (success)
@@ -34,12 +39,6 @@ bool Project::load(const FilePath& projectSettingsFile, bool forceRefresh)
 		updateFileManager();
 	}
 
-	if (forceRefresh)
-	{
-		clearStorage();
-		m_storageWasLoaded = false;
-	}
-
 	if (m_storageWasLoaded)
 	{
 		m_storage->startParsing();
@@ -93,6 +92,7 @@ void Project::clearStorage()
 	if (m_storage)
 	{
 		m_storage->clear();
+		m_storageWasLoaded = false;
 	}
 }