Replace QVector, QList with std::vector, std::list

An exception is made of TexPool, which will need a
bit more testing before transitioning to std containers.

Also replace 'int' with 'size_t' where it is used only
as an array index.

src/bitmap.cpp

@@ -584,7 +584,7 @@ void Bitmap::radialBlur(int angle, int divisions)
 	ColorQuadArray qArray;
 	qArray.resize(5);
 
-	QVector<Vertex> &vert = qArray.vertices;
+	std::vector<Vertex> &vert = qArray.vertices;
 
 	int i = 0;