remove canvastest
* added LOCI metakit library (needed for some image format).
* added Overlay class to replace the Painter interface:
 - add support for overlay priority.
 - automatic change event dispatch to sequence object.
 - many classes has been modified internally to use the new Overlay
class, backward compatibility should be provided.
 - many others improvements, don't use the painter anymore.
* reworked Layer class:
 - handle new Overlay class.
 - dispatch event only for Layer properties change.
 - added fixed (cannot be removed) and readOnly (cannot change
name) properties.
* we can now disable the automatic image ordering when loading sequence
from several files.
* results from the search bar are now sorted depending their relevance.
* changed class loader search order in plugin class loader (system
first --> local last).
* several tweaks and fixes.
Added metakit library which is a part of Bio-Format (needed for
certain image format).
* preliminary undo support.
* fixed minor bug in viewer focus change.
* improved ImageUtil.scaleQuality(..) method (better icon quality).
* fixed a minor bug with ROI polygon interaction (removing point while
dragging).
* added Sequence.calculateSize(..) method to help in calculating a
distance / surface from a specified number of pixel.
* search result producer are now sorted.
minor fix.
Update JarResources.java

deflated => deflated
Merge pull request #478 from adufour/patch-1

Update JarResources.java
* fixed a bug with Canvas2D.getRenderedImage(..)
* typos
* new online search provider base class to share results from the
online request to all online search provider.
* simplified ROI.create methods.
* IcyCanvas :
  - mouseEnter, mouseExit and mouseWheelMoved event to Overlay.
  - added new shortcuts for ROI.
  - others minors changes.
* handle shortcuts (delete, Ctrl+C, Ctrl+V...) from ROI panel.
* added general ROI constructors.
* added ROIEllipse2D.setToFitCircle(..) method.
revert setting.xml
* Canvas2D: All events are now sent to painter first then canvas.
  If a painter consume an event, canvas won't receive it so take care of
  correctly handling them in your painter.
* Canvas3D: event are now correctly forwarded to painter, note than
mouse image position is null as not relevant here.
* Fixed a bug in chat panel which prevented private chat to work.
* Plugin bug report now give informations about dependencies.
* Canvas3D:
  - handle channel from LUT panel setting.
  - fixed key events.
* SystemUtil:
  - added addToJavaLibraryPath(..) method to modify library path at
runtime.
  - added loadLibrary(..) methods for easier native library loading.
* modified plugin access from Ribbon so it use only plugin class name
(no more reference on PluginDescriptor).
* added Plugin.getResource(..) and Plugin.getResources(..) methods.
* added predefined alpha colormap.
* main interface do not anymore combine events for ROI/Painter
add/remove operation (more practical for developer but can make
application slower).
* PluginClassLoader:
 - removed Osgi loader (not needed there).
 - some fixes.
 - improved performance.
* fixed sequence direct save operation which was locking interface.
* better default colormaps for image containing more than 3 channels.
* reintroduced old ROI constructors (for backward compatibility).
* no more ROI/Painter remove event from a closed sequence.
* fixed minors bugs.
updated header
* new SequenceBuilder class to help in building a sequence
with multi-threaded algorithms.
* IcyBufferedImage:
 - added method to load only a sub part of an image.
 - minor speed improvement in loading some multi channel image.
 - better default channel colors.
* improved error handling with NetworkUtil.download(..) method.
* modified classpath & manifest to reflect libraries changes.
* refactoring.
updated.
* Added image copy/paste operation from/to external application.
* IcyCanvas:
 - added roi copy/paste operation.
 - added roi copy_link/paste_link operation.
* Canvas2D: better support of getRenderedImage(...) image.
* Loader: new methods, lot of rewrite...
* added onClosed() method to ActionDialog.
* ImageLoaderDialog:
 - separated file choose and loading operation.
 - improved preview display.
* ImageSaverDialog: separated file choose and loading operation.
* added glow colormap.
* simplified Clipboard object.
* NetworkUtil: improved error handling.
* many fixes and improvements.
* some refactoring.
* hide history for the moment.
* fixed a minor bug with viewer focus.