Display multiple images implementation, some minor fixes #307
* working on multiple image displays in a new branch * managed to open two windows without resizing events working * got most of the logic working, now have to figure out how to quit out application after closing all windows one by one * trying to work with sdl2_sys window flags * ran rustfmt, implemented multiple image displays, added empire state building jpeg
theotherphil left a comment
I've left a couple of comments, but just noticed that you're still in the middle of changing this. Give me a ping when this is ready for review. And yes, I'll squash and merge! Thanks
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