* Added HDF5 exporter
* CSV exporter gets (x,y,y,y) export mode
* Updates to SVG, Matplotlib exporter
* Console can filter exceptions by string
* Added tick context menu to GradientEditorItem
* Added export feature to imageview
* Parameter trees:
- Option to save only user-editable values
- Option to set visible title of parameters separately from name
- Added experimental ParameterSystem for handling large systems of
interdependent parameters
- Auto-select editable portion of spinbox when editing
* Added Vector.__abs__
* Added replacement garbage collector for avoiding crashes on multithreaded Qt
* Fixed "illegal instruction" caused by closing file handle 7 on OSX
* configfile now reloads QtCore objects, Point, ColorMap, numpy arrays
* Avoid triggering recursion issues in exception handler
* Various bugfies and performance enhancements
- documentation updates
- PlotItem informs all items when switching to log mode
- GradientEditorItem has sigGradientChangeFinished
- ParameterTree list types check linits on initialization
- Fixed RuntimeError in TreeWidget.clear()
- fixes for saveState / restoreState (better handling of custom parameter classes)
- added method GroupParameter.setAddList
- ListParameter now remembers its value even if its list is cleared and rebuilt
- added ActionParameter (buttons) and TextParameter
- fixed handling of foreground colors in AxisItem
- fixed rare crash caused in AxisItem
- fixed improper propagation of key events from SpinBox
- many others
- Fixed some floating-point precision issues. (Added a workaround for QTransform.inverted() bug)
- No longer putting asUnicode inside __builtin__ since this causes problems in some rare circumstances
(pyshell, lazy import recipe)
- Minor docstring updates
Moved GraphicsScene to its own directory, added exportDialog
Removed old export options from PlotItem / ViewBox (will re-enable once they are working again)
