new distfile name does not contain version number, but its checksum
is the same as the previous one)
- Provide more descriptive and elaborate COMMENT text
- Register dependency between the program and its internal GUI library
which allows to remove MAKE_JOBS_UNSAFE (hopefully)
- Stop bogusly requesting C++ compiler (apparently, it was wanted
because of its `bool' type), instead simply #include <stdbool.h>
- Localize build configuration in one place (port-patch): having
MAKE_ARGS blurred the picture and it was not quite accurate anyway
(e.g., passed down those bogus C++ bits)
- Drop `gmake' from USES, no longer needed WRKSRC, define LICENSE_FILE
- Make docfiles installation optional and install them to appropriate
location using standard helper target
- Reformat port description (shorten the lines, kill EOL whitespace,
separate sentences with double spaces)