IA Pages Index - add search bar
IAIndex.js - some code fixes
IAIndex.js - make the filtering from the searchbar work
ia.css - make the searchbar look better
IAIndex.js - clear searchbar value too when clearing filters + pass the searchbar value when selecting other filters
IAIndex.js - call filter() on searchbar click if the value is different from the previous one (handle manually emptied value)
IAIndex.js - fix merge conflicts
IAIndex.js - reset the value of the variable query as well when clearing filters
IAIndex.js - pass to filter() the current query input value when clicking on other filtering options
IAIndex.js - escape special chars in the regex for the query
Merge pull request #383 from duckduckgo/iaindex_search

IA Pages Index - add searchbar