Add support for SVG images
Move plugin init code into plugin.js and have it called from server.js
Update CONTRIBUTING.md
Merge pull request #1462 from hswolff/plugin-init-cleanup

Move plugin init code into plugin.js and have it called from server.js
Merge pull request #1458 from mjbshaw/svg

Add support for SVG images
Adding recommended fields to package.json
Remove inline script from default.hbs

closes #1268