Merge pull request #34 from lolownia/gh-pages

Add missing translations for polish
Add progress bar to new persona page, move to /
Fix question language
Add explanation more possibility
Use current language for explanation
Add C4C question guide
Add default explanations to questions

Reformatted everything due to script generation
Switch new persona form with default homepage
Merge branch 'gh-pages' of github.com:okfde/eucopyright into gh-pages
Merge branch 'feature' into gh-pages

Conflicts:
	_data/questions.yml
Add C4C explanations to questions.yml

Reformatted due to script
Update footer about link
Add Q15 to Q20 to cultural heritage persona
Extract translatable content out of persona form
Move page title translations to central place
Update readme concerning translation
Put up new persona page as index
Hide toggle link after clicked
Change copy for other answering tools
Add more translations