- add flags to find_file_open():
- FF_PATH: enumerate path argument
- FF_NODIR: only match regular files
- FF_NOXXDIR: do not match . or ..
- FF_ONLYDIR: do not match non directories
- 0..15: max recursion depth
- add recursion level in find_file_next()
- add completion pointer in CompleteState
- add CF_DIRNAME and CF_RESOURCE CompletionDef flags
- pass filename to load_ligatures() and load_input_methods()
- remove find_resource_file() dummy definition in html2png.c
- add dir and resource completion methods
- allow makepath() to modify path in place
- enable completion in `load-resource-file` and `load-file-from-path`
* 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
added CONFIG_MMAP to control availability of memory mapped files
added CONFIG_DOC to control doc rebuild
use state variables to control file mmapping and loading
default limit of 512MB for loading file
try and load the file upon mmap failure
do not use alloca in CONFIG_WIN32
use CONFIG_WIN32 instead of WIN32
update Makefile to enable win32 build under cygwin (dumps core)
renamed mouse_event to prevent compile warning
patched unix.c util.c win32.c to enable WIN32 compile
fixed kmap.c to load mapping files when mmap fails or is unavailable
