Lizard-map

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- Changed json decode behaviour: keys are now strings, not unicode.

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- Automatically empties temp workspace when adding item to workspace.
- Add custom graph edit screen.
- Add layout option to adapter.location for use with custom graphs.
- Make generic adapter html rendering, for i.e. popups and collage
views. Refactored popup_json.
- Add collage view.
- Put date_popup in template tag.
- Update wms.html for custom map-javascript code, for use with
lizard-sticky.
- Add symbol function to adapter.
- Add wgs84 support in coordinates.
- Add GraphProps manager for keeping track of customized graphs.

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- Compensating for lizard-ui's "use-my-size" instead of "use-my-width/height"
class for image replacement.

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- Better empty height/width handling for images.

- Slightly bigger search radius when clicking on a map.

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- Using lizard-ui's generic graph resizing and reloading now.

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- Popup graph size fixes.

- Updated documentation.

- We're now released on pypi!