Osc Gain: Adding an Oscillator Node.
Osc Gain: Setting Oscillator style.
Osc Gain: Adding Gain Node.
Initial implementation of mixer node
Initial mixernode implementation
Adjustments to initial state and comment
Modified the function to generate crossfade - open to changes though, especially once we have proper audio files to play through them. Bug with oscillator node frequency changing fixed (sure I checked this during code review??)
Altered so description fits in filter list!
Changed vs style
Making initial state correct!
Changed initial state PROPERLY
Fashion emergency: Mixer style was not present.

Setting the mixer style to be the same as the instrument style until
someone with better taste comes and chooses a style for it.
More UI tweaks

- Increased leaps sensitivity for pointer-down things
- Moved the pan offset to make it easier for Andy to zoom

- Altered view styles to reflect this
Master: Changed Node Size constant.  Sue me.
no goat scream
Merge branch 'master' into perform

Conflicts:
	app/app.ls
	app/node_list.ls