flutter_package / dart_pdf

* Add RTL support to Flex widget

* Add RTL support to Wrap widget

* Add RTL support to EdgeInsets widget
Add RTL support Page and MultiPage

* Add RTL support to BorderRadius widget
Add RTL support Alignment

* Add RTL support to GridView

* Add test annotations

* Add TextAlign.start and TextAlign.end and fix Line.realign accordingly
change widgets geometry to directional geometry

* support multi page slots alignments

* support stack's Positioned directional

* Fix: some Arabic fonts do not render the isolated from because it doesn't have a corresponding glyph

* format code

change widgets geometry to directional geometry

Add RTL support Alignment

Add RTL support Page and MultiPage

added instructions - add image on Flutter Web
added instructions - save on Flutter Web

* fix: re-init UIPrinter cause issues with delegate

* change selectedPrinters to map of URL:UIPrinter

* Adds a namespace for compatibility with AGP 8.0.

* Adds a android namespace for demo app