Remove copy-paste typo from Simply checkRequestIsValid commit (c08d19a2)

- Resolves VUFIND-1138.

Added a parameter to ajaxLoadTab() to make the addition of hash to the URL optional so that also the default tab can be loaded via ajax without jumping to the tab.

- Fixes problems with search history
- Fixes problems with manually modifying URL

- Added another test case.

- Resolves VUFIND-217 by adding delete capabilities
- Changes the way tags are counted -- now counted per-user, rather than per-copy, for more accurate ranking
- Includes some stylistic improvements to the LESS code

This partially reverts commit e7e86f7e.

- Added a method to AbstractBase and adjusted themes and JS.

terminal slash.