Lizard-ui

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- (Re-)initializes tooltips when loading accordion.

- Added setUpTooltips() in lizard.js.

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- Updated accordion: when an item is clicked, all panes and headers
are updated.

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- Fix "apple" icon height to 80px.

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- Fixed IE7 print problem.

- Added exception-logging middleware.

- Added app_icons.

- Added sidebar and sidebarbox css entries.

- Added tree_snippet.html template for creating trees.

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- Fixed float problem for IE in login popup.

- Fixing visibility of "restore from print view" icon in IE.

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- Added automatic print button that also allows you to expand the
collapsed-for-printing view again.

- Tables now print with a grid and proper left/center/right alignment.

- Links don't print anymore (at least, their url isn't appended anymore to the
link text when printing).