Added search link to navbar
created search backend for searching posts by hashtag (search results template still empty)
changed reload ajax url to empty, so that the current page (not necessarily home page) is always loaded
Merge branch 'develop' into S54_SearchPostsByHashtag
finished frontend for hashtag searching
made hashtags case-insensitive
made search field required
Search by hashtags explicitly using pound sign, conjunctive search in backend
search # to display all hashtags
merge develop
Merge pull request #14 from philringsmuth/S54_SearchPostsByHashtag

S54 search posts by hashtag