data: database storage

* replaced storage by a new version that utilizes sqlite for persistence.
* added SqliteStorage to manage direct access to the database.
* added testsuit for sqlite.
* slimmed down the protected interface of the storage.
* changed tests in StorageTestSuit to avoid using protected methods of the storage.
* added functions to begin and commit a transaction to the storage.
* removed GraphFilterTestSuite.
* removed GraphFilterConductorTestSuite.
* added Node and Edge constructor that takes id as parameter
* added constructor for TokenComponentNameCached that accepts NameHierarchy as parameter
* added TokenLocation constructor that takes locationId as parameter.
* created respective construction functions in TokenLocatonLine, -File and -Collection.

fortune cookie message = Recognition will come from unexpected sources.

src/app/qt/element/QtProjectSetupScreen.cpp

@@ -78,7 +78,7 @@ void QtProjectSetupScreen::setup()
 	scrollArea->setWidgetResizable(true);
 	QFormLayout *layout = new QFormLayout();
 	layout->setContentsMargins(20,30,20,20);
-	
+
 	//Background Image
 	QPalette p = palette();
 	QPixmap pixmap1("data/gui/startscreen/logo.png");
@@ -165,7 +165,7 @@ void QtProjectSetupScreen::handleCreateButtonPress()
 	}
 
 	if(!error)
-	{	
+	{
 		ProjectSettings::getInstance()->setSourcePaths(m_sourcePaths->getList());
 		ProjectSettings::getInstance()->setHeaderSearchPaths(m_includePaths->getList());
 		if(m_frameworkPaths)