One thing I found to be quite useful is to be able to convert SVG monochrome icons available to grayscale PNG's that can be quickly fill'ed using css styling without having to do all the manual labor...
In order to achieve that, I've crafted a simple script that handles all the conversion for you. I hope it helps:
https://gist.github.com/3v1n0/bb991e635100220fd307ebab5310b968
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