Sticky footer flexbox fix
Fix header layout in Firefox
Merge pull request #73 from sourcejs/przendzinski/ff-header-fix

Fix header layout in Firefox
Error handler for broken info json
Error handler now is more terrifying (visually. So, errors not a joke)
Merge remote-tracking branch 'origin/v.0.4.0' into operatino/clarify-to-api
Improving <head> support in *.src files