Creation of the ErrorEllipseStyleContainer
Creation of the StyleAccessor, and adding one to the Plotter.
The Plotter and Holder now take in account the ErrorEllipseStyleContainer.
ConcordiaChart has now ErrorEllipseStyleContainer implemented
All the ErrorEllipse style property are now updating each time we change our style property.
Creation of the ConcordiaChartStyleAccessor
ConcordiaChart is now a ConcordiaChartStyleAccessor too (this will change in the near future, though) and ConcordiaLinePlotter is now compatible with the ConcordiaChartStyleAccessor.
Correction of a mistake in the ConcordiaChartStyleAccessor
Change the color property in the style accessor from being handle as paint to being handle as Color
Basic UI to manipulate the chart's graphic property
Added a BoundChoiceBox

Added the class BoundChoiceBox which binds itself to multiple
properties automatically.
Merge branch 'dev' into display-sigma
ConcordiaChartStyleAccessor now hold default value for its property.
Concordia Chart is not an ErrorEllipseStyleContainer or a ConcordiaChartStyleAccessor anymore.
Little bug correction
Can now change display confidence level

Added a ChoiceBox to ErrorChartToolbar so that the user can adjust the
confidence level represented by the ellipses.

Additionally, I fixed an unreported issue in the SVG converter in which
non-visible nodes where put into the SVG.
New outline for the customization
New presentation for the ConcordiaChartCustomizationPanel
Merge branch 'concordia-customizations' into display-sigma

* concordia-customizations:
  New presentation for the ConcordiaChartCustomizationPanel
  New outline for the customization
  Little bug correction
  Concordia Chart is not an ErrorEllipseStyleContainer or a ConcordiaChartStyleAccessor anymore.
  ConcordiaChartStyleAccessor now hold default value for its property.

Conflicts:
	src/main/java/org/cirdles/topsoil/TopsoilTable.java
	src/main/java/org/cirdles/topsoil/chart/concordia/ConcordiaChart.java
	src/main/java/org/cirdles/topsoil/chart/concordia/ErrorChartToolBar.java