Added quality argument to writer. Sets variable bit rate encoding. This is better than setting a fixed bit rate. Resulting videos look better and are smaller. Quality is easier since it's a 0 - 10 range.
Added quality argument to writer. Sets variable bit rate encoding. This is better than setting a fixed bit rate. Resulting videos look better and are smaller. Quality is easier since it's a 0 - 10 range.

blink1073/imageio,imageio/imageio,patricksnape/imageio,kuchi/imageio