scalafx.print: Constants and Enums CamelCase.

Constants and Enums renamed to CamelCase to fit in #75 standard.
Package scalafx.embed.swing wrapped
Fix default parameter in TableRow constructor

Add type parameter to default constructor angument in scalafx.scene.control.TableRow constructor, which otherwise resolved to jfxsc.TableRow[Nothing], causing type error
Fix TableView's columnResizePolicy and rowFactory

Fix erroneous implementation of assignment to columnResizePolicy and
rowFactory in TableView (copied it from TableColumn's cellFactory).
Previous version was effectively throwing the value away.
Styleable, StyleConverter and StyleOrigin wrapped.

Also was tried to wrap JavaFX classes CssMetaData, FontCssMetaData,
ParsedValue and StyleableProperty. However, their Specs tests did not
run correctly. Therefore I decided let them later.
Implemention of Styleable trait.

Classes which Java counterparts implements javafx.css.Styleables had
ScalaFX Styleable incorporated in their hierarchy  with the necessary
adjustments. Steleable's id and style methods were renamed to getId and
getStyle to not conflict with the methods with same name in their
implementaions.
scalafx.event: WeakEventHandler wrapped.

Also added ActionEvent.Any EventType. ActionEvent.ACTION EventType
deprecated to be replaced by Action.
Added -feature compiler option.

Imports added to eliminate warnings from feature option.
Wrapping scalafx.scene.control.ResizeFeaturesBase

TableView.ResizeFeatures converterd to a ResizeFeaturesBase subclass.
Also adjusts in TableView and its nested classes Scaladoc.
TableFocusModel wrapping

TableView.TableViewFocusModel converted to TableFocusModel subclass.
Also addedd Scaladoc and spec test for FocusModel.
Reverted build.sbt change
ScrollToEvent wrapping
PopupControl: wrapping 8.0 methods and missing constants.
Tooltip: Scaladoc and testing conversion
TablePositionBase wrapped.

TablePosition updated as TablePositionBase subclass.
TableSelectionModel wrapped

TableViewSelectionModel converted to TableSelectionModel subclass.
Update LongProperty.scala

initialize LongProperty with a Long value
Merge pull request #147 from swhgoon/patch-2

Update LongProperty.scala
Merge remote-tracking branch 'origin/SFX-2'
Wrapping TreeTableRow