libtifiles: for dealing with ZIP files, use an external libarchive instead of an embedded minizip.

Patch by Benjamin Moody.

git-svn-id: http://svn.tilp.info/repos/tilp/tfdocgen/trunk@4474 11ccfa89-a3ba-0310-a1af-c6a367506c11
tfdocgen: use AC_CONFIG_HEADERS([config.h]) instead of the deprecated AM_CONFIG_HEADER(config.h).

git-svn-id: http://svn.tilp.info/repos/tilp/tfdocgen/trunk@4476 11ccfa89-a3ba-0310-a1af-c6a367506c11
libticonv, libtifiles, libticables, libticalcs, gfm, tilp: fix a number of problems related to unaligned reads/writes and left shifts of count >= width of type; fix more compiler warnings reported by clang.
Some problems were flagged by `clang -fsanitize=undefined`, and the same fix was applied to other similar code chunks.

Authors: mainly Lionel Debroux, Benjamin Moody pointed out more code chunks.

git-svn-id: http://svn.tilp.info/repos/tilp/tfdocgen/trunk@4478 11ccfa89-a3ba-0310-a1af-c6a367506c11
tfdocgen, libticonv, libtifiles, libticables, libticalcs, tilp: update ChangeLog and RELEASE files.

git-svn-id: http://svn.tilp.info/repos/tilp/tfdocgen/trunk@4483 11ccfa89-a3ba-0310-a1af-c6a367506c11