* Splitting main part of app out of the main bundle.
Also improving the transition from intro to compressor.
* Showing error if app fails to load.
* lol these aren't async
* Please don't tell anyone I did this
* Spinner if user selects a file before the app has loaded. (#208)
* Allow loading SVG. Fixes#138.
I also made the resizer vector-aware, so you can resize the image larger & stay sharp.
* Handling SVG without width/height set.
* Simplifying maths
* Doh, case sensitive
