add bower.json
Fixing to work with bower.
Pulled the `package.json` from the outdated `npm` repo.

Sourced from
[mWater/Filesaver.js](https://github.com/mWater/FileSaver.js).
Fixed Safari not being properly detected.
Merge branch 'fix-safari-detection' into npm
Merge remote-tracking branch 'remotes/madprgmr/npm'
Merge remote-tracking branch 'remotes/Arabidopsis-Information-Portal/master'
Merge remote-tracking branch 'remotes/asnowwolf/master'

Conflicts:
	bower.json