Log Message:
pcf2bdf: update to 1.06.

pkgsrc changes:

- Upstream moved to GitHub
- Add missing LICENSE marker
- Stop patching Makefile.gcc and use a do-build target instead

ChangeLog:

1.06:

- Fixed: too-long-path-to-input.pcf.gz causes stack-based buffer overflow.

1.05:

- The size should come from POINT_SIZE instead of PIXEL_SIZE.
- Internal quotation characters in a string property should be indicated
  (or "quoted") by using two quotation characters in a row.
- Fix avoid crash with large compressed metrics tables. (Colin Watson)
- Fix support gzipped source. (Colin Watson)
- Fix use C++ compiler and simplify using GNU extensions. (Jonas Smedegaard)
- Other fixes.