[gtkada] GtkAda Contributions v2.11

[Dmitry A. Kazakov]

The library is a contribution to GtkAda. It deals with the following
issues:

- Tasking support;
- Custom models for tree view widget;
- Custom cell renderers for tree view widget;
- Multi-columned derived model;
- Extension derived model (to add columns to an existing model);
- Abstract caching model for directory-like data;
- Tree view and list view widgets for navigational browsing of abstract
caching models;
- File system navigation widgets with wildcard filtering;
- Resource styles;
- Capturing resources of a widget;
- Embeddable images;
- Some missing subprograms;
- Improved hue-luminance-saturation color model;
- Simplified image buttons and buttons customizable by style properties;
- Controlled Ada types for GTK+ strong and weak references;
- Simplified means to create lists of strings;
- Spawning processes synchronously and asynchronously with pipes;
- Capturing asynchronous process standard I/O by Ada tasks and by text
buffers;
- Source view widget support.

   http://www.dmitry-kazakov.de/ada/gtkada_contributions.htm

This version is compatible with the GtkAda version 2.24.0.

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de