slight refactoring if ColorWheel interpolation
added smooth colouring for the Julia set
added gitignore
renamed interpolColor to ColorNode
removed function AddColor from ColorWheel
updated .gitingnore
New multithreading rendering

Images are no longer split into sub-images, rendering
is done per pixel and each pixel is locked with an atomic
operation after rendering so it is not rendered by another
thread.
removed unused code, renamed vars and added comments
Add Renderer struct, removed Monitor. Improved threading.
Added some flag options
New xml parser and cl options to match