Remove stray whitespace
Add tags to mapping filter feature
Create a page with filters for non-javascript

* Link to the page from mappings
Add smaller glyphicon helper class

* Downscale glyphicons consistently
* Replace the tag-icon specific class with this
Inherit should inherit when a link or visited

* Visited links were still coming through as purple when this class was
applied
Create silent margin helpers for use with extend

* % means the base class doesn’t get extended when using @extend,
prevents colossal selectors
Create style and markup scaffolding for filters

* Extend bootstrap nav-pill to allow non-link options
* Create a compact version of .nav
* Create a filters file
* Remove old form from filters partial
* Hide non-javascript link and create first filter type, path
* Path type links to form in case JavaScript breaks
Split filtering by path and new url into two

* Allows user to search by both if they choose
* Simplify existing filter form and move fields into partials for re-use
* Update specs to use path_contains or new_url_contains
* Update features to look for Path field rather than Original path
* Remove ‘remove filter’ link
Create interactive path filter

* Click path to show drop down containing field
* Render a visible path field when searching by path
* Use javascript to prevent bootstrap drop down from hiding when
clicking, and to autofocus field when drop down opened
Strip out trailing whitespace
Move filter option link into a helper

* Keep filters template lean
Remove path filter with single click

* Use a helper to generate the remove link, with a remove icon
* Highlight selected filter in bold with grey background
Add New URL filter to mappings

* Matches path filter behaviour
* Shows filled in form when filtered by
Allow filtering of path & new URL in combination

* Include active filter styles to break different filters apart a bit
Be clearer about single filter forms

* When a filter is in a form by itself it needs a button and some
hidden values, rather than the other way around
* Rename with_button to single_filter_form for clarity
* Conditionally include the hidden fields to prevent breaking the
non-js case
Remove the unnecessary dropdown target

* Avoid titleize in filter helper, just use the passed in value
Move tag filter features to mapping_filter

* Keep all filtering in one place
Add a tag filter

* Show the most popular tags in a drop down
* The drop down remains after filtering, to allow filtering by multiple
* Tag filters remain when filtering by path or new URL
Include link to remove all tag filters
Add remove filters link

* Quickly remove all active filters