Data management and GTK functions 0.08

Data management and GTK functions is a package of various utility programs that were used in building the other applications on this web site.
The source code is already included with the other applications. This package includes documentation that will make it easier to use these programs for other projects. A menu-driven test program for most of the utilities is also included.
Main features:
- MatchWild compare a string to a string with multiple wildcards (* and ? characters)
- SearchWild search for files matching a pathname with wildcards anywhere
- convDS convert double to string with specified digits of precision
- bsearch binary search function
- HeapSort heapsort using a callback to compare records, allowing any kind of sort
- HashTab hash table C++ class (fast string store and search)
- Queue queue C++ class (push, pop newest, pop oldest) (thread safe)
- Tree C++ class, store and find data by set of names or numbers (sparse array)
- GTK menus build GTK menus and toolbars with 1/3 as much code
- zlock use GTK in threads more easily and safely
- wprintf printf interface to scrolling windows
- zdialog build GTK dialogs with 1/3 the code and 1/10 the reference docs
- pixbuf_rotate rotate a GDK pixbuf through any angle (like 56.7 degrees)