Add new form markup examples
Update .form__ component class names as per team discussion
Add form__group-input styling
Merge pull request #426 from moneyadviceservice/styleguide-form-examples

Add new form markup examples
Add news_article page to the style guide
style the date item when in the news_article layout
Remove image from demo news article page
Add styling to new date element
Add hr and small print styling to news article
Remove primary_nav HTML and SCSS
Remove redundant images
Remove search_box and add new search component to the styleguide
Remove redundant scss files
Minor styleguide comment changes
Merge branch 'master' of github.com:moneyadviceservice/frontend
Remove photo credit from dummy content
Merge pull request #443 from moneyadviceservice/clean_up

Clean up redundant code from frontend repo
Merge pull request #440 from moneyadviceservice/fe/news-article-page

Front end styles for the news article page
Add HTML for the news index page
Add dummy content to the news_index page