Kindle: download-common: Retry up to 10 times to get the image
Kindle: download-common: Retry up to 10 times to get the image

If after 10 attempts it's still not working, set the error image and bail.

Yahoo seems to have a bit of an issue where it sometimes returns no valid
data, so we need a few retires to cope with that.

Signed-off-by: Matt Redfearn <ad5f48d7adcc76c7bd25c44a65841f2a4476216d@gmail.com>

mpredfearn/kindle-forecast,mpredfearn/kindle-forecast