- add wrappers in display.h
- renamed tty dpy_xxx handlers for consistency
- separate tty_term_resize called on signal and tty_dpy_invalidate
- add dpy_xor_rectangle for software cursor, remove QECOLOR_XOR
- rename font styles QE_STYLE_xxx to QE_FONT_STYLE_xxx
- rename font family QE_FAMILY_xxx to QE_FONT_FAMILY_xxx
- improve tests/16colors.pl: display bold italics combination
- improve tests/color-spaces.pl: compare true color and palette dumps
- add colortest target in Makefile to produce various color patterns
* use qe_mallocz for all structures
* prevent spurious uses of malloc/free/realloc
* pass pointers to pointers to all deletion functions
* use consistent patterns for list deletions
* add more dependencies in Makefiles
* remove unused variables/functions
* remove commented out debug output
* make haiku_dpy static; no need to memcpy() it
* Fix calling [un]init_appplication()
* Fix hardcoded -ldl and -lm in the Makefile
* BeOS does not have -lm (it's part of libroot)
* Add Haiku GUI driver haiku.cpp
* Add helper script haiku-pe2qe.sh to clone color settings from Pe to Qemacs