Display inline image when it starts loading,

Rewrote inline-expanding.js to display full image as soon as it starts
loading.
Modified expand-all-images.js to work with the new change
Moved max-width to style.css
renamed 'this.childNodes[0]' to thumb
scroll to thumb

scroll up to image if its top is out of view when shrunk.
Requires jQuery
css tweak
missed a line
Merge remote-tracking branch 'origin/inline-expanding' into comment-toolbar