doxygen support started
GNUmakefile updated
.gitignore file updated
TODO file updated: "hsearch" -> "tsearch"
manpage updated. Added information about a "great lot of excludes" case
test.c support added (for unit-tests)
Bugfix try

Fixing the bug with clsync exit due to rsync's
exit on 11 exitcode. Rsync was exiting due to
deletion of "exclude list file" between
"include list" files commits to rsync processes