Filter Controls

• 2018-03-06 Add class/js-hook to make filters collapsible. [dmo]
• 2018-03-13 Change position of sort-select. [dmo]
• 2018-03-16 Remove name attribute for sort-select. [dmo]
• 2018-03-26 Add correct visibility class for sort-select. [dmo]
• 2018-05-18 Add name attribute to select [dmo]
• 2018-05-23 Uodate filter control options [dmo]