Tags: AndyObtiva/glimmer-dsl-gtk

Fix warning message: Attempting to add a widget with type GtkMenu to …

…a container of type GtkMenuItem, but the widget is already inside a container of type GtkWindow, please remove the widget from its existing container first.

Download `images/breaking-blue-wave.png` from web in Cairo examples t…

…hat use it (`image.rb`, `clip_image.rb`, `image_gradient.rb`) to avoid bloating Ruby gem

Fix support for show_text/text_path by setting font before fill/strok…

…e properties and support glyph_path/show_glyphs/new_sub_path operations on path

Cairo Set line join example

Support cairo graphics shape `clip` + cairo clip example

Update Tetris screenshots

Version 0.0.3 changes (basic tetris & more):

- `observe` keyword for observing Model attributes to update the View
- Ensure `fill`/`stroke` properties in `drawin_area` shapes accept 255-based rgb colors (or rgba with 1-based transparency)
- Support setting all cairo shape attributes (e.g. `line_width`, `line_cap`, etc...) with declarative syntax (whichever is specified)
- samples/elaborate/tetris.rb (basic Tetris implementation)
- Upgrade to glimmer 2.6.0

Linux screenshots for new samples

Improve Hello, World! sample