Leak fix.
Dbg message added.
zscanner: add stripping of scanner.c
zscanner: simplify macro names
zscanner: remove redundant params from Makefile
zone-load: fix memory leak if out-of-zone
Coverity fix: 989582 Resource leak
dthreads: add support for thread destructor

Called when before the thread is definitelly destroyed.
DNSSEC: add thread cleanup function

Resolves missing reachable leaks in OpenSSL.

refs #4
dthreads: fix typo
knsec3hash: add --version and --help options
zscanner: rollback scanner.c
silly me: if statement has empty body

refs #4
func-test: initial commit
func-test: add running check + improvements
func-test: update Bind config generation
func-test: add running check for Bind
func-test: transform zone generator to Python3
func-test: add zone generation
func-test: keep generated zone if invalid