[#4329] Standardized GSS UT

[#4329] Ported signed/unsigned to hooks

[#4329] addressed review

[#4329] Ported signed/unsigned to lib

[#4576] added ChangeLog entry

[#4576] addressed review comments

[#4576] handle empty buffer and empty option

[#4359] fixed doc

[#4507] Updated ChangeLog

[#4507] Improved new tests

[#4507] Fixed messages

[#4507] Improved fatal interface-add error

[#4329] Ported unsigned/signed compare to libdhcpsrv

[#4329] addressed review

[#4329] Ported unsigned/signed compare to libdhcp

[#4527] updated ChangeLog entry

[#4527] fixed perfdhcp

[#4499] added ChangeLog entry

[#4499] return empty string for null subnet

[#4329] fixed spaces

[#4329] Ported src/lib/util fixes

[#4582] Applied Andrei's patch

[#4582] Fixed easy doxygen complains

[#4530] check if subnet still exists

[#4486] updated doc

[#4508] addressed review

[#4508] Init allocators in lease mgr recreate()

/src/bin/dhcp4/ctrl_dhcp4_srv.cc
    ControlledDhcpv4Srv::processConfig() - set allocator init flag

/src/bin/dhcp6/ctrl_dhcp6_srv.cc
    ControlledDhcpv6Srv::processConfig() - set allocator init flag

/src/lib/dhcpsrv/lease_mgr_factory.*
    LeaseMgrFactory::init_allocators_  - new static flag

    LeaseMgrFactory::initAllocators() - new function that initializes
    lease allocators when static flag is true

    LeaseMgrFactory::recreate() - call initAllocators()

[#4527] fixed ci

[#4527] added debug log message on open socket

[#4527] proper poll on shutdown

[#4579] Fix data race in UT

modified:   src/lib/dhcpsrv/testutils/generic_lease_mgr_unittest.cc

[#3991] Some improvements

[#3991] catch all exceptions in destructor

[#3991] Suppressed 2 cppcheck complains in optional.h

[#3991] Added comments about cppcheck suppressions

[#3991] Updated C casts

[#3991] fixed more warnings

[#3991] Fixed cppcheck throwInEntryPoint (2)

[#3991] Fixed more cppcheck virtualCallInConstructor

[#3991] Fixed cppcheck throwInEntryPoint

[#3991] Fixed returnByReference in optional.h

[#3991] Fixed cppcheck virtualCallInConstructor

[#3991] Fixed CWE 398 iterateByValue

[#3991] Fixed CWE 398 cstyleCast

[#3991] Fixed CWE 398 3 uninitMemberVar

[#3991] Fixed CWE 563 3 unreadVariable

[#3991] Fixed CWE 398 uselessCallsSubstr

[#3991] Fixed CWE 398 2 dangerousTypeCast

[#3991] Fixed CWE 398 constVariableReference

[#3991] Fixed CWE 398 duplicateExpression

[#3991] Commented CWE 476 nullPointer

[#3991] Silent CWE 457 uninitvar

[#3991] Spelling

[#3991] Fixed CWE 570 unsignedLessThanZero

[#3991] Fixed CWE 563 unusedVariable

[#4358] Updated legacy (vs L2)  UT comment

[#4358] Fixed L2 relay support

[#4297] Typo

[#4297] Updated subnetX_select doc

[#4575] Bump up versions after release

[#4443] Changed to reset N

[#4443] Extended lenient parsing of  client fqdn options

[#4413] Updated Botan doc

[#4569] release changes

[#4490] added missing deletes

[#4542] Bump up library versions for 3.1.9

[#4460] support both list and map results

[#4460] added ChangeLog entry

[#4460] added info log message on service startup

[#4460] applied patch

[#4460] fixed netconf http connection reply

[#4326] Typo

[#4326] rewording

[#4326] Added log and ChangeLog entry

[#4326] Checkpoint

[#4326] Checkpoint: code done, need UT & doc

[#4495] added more unit tests

[#4495] Added more tests

[#4495] addressed review

[#4495] Finished

[#4483] regenerated file with no duplicate comments

[#4483] fixed script

[#4483] fixed script

[#4483] apply reviewer changes

[#4483] removed more temporary files

[#4483] addressed review comments

[#4483] addressed review comments

[#4483] addressed review comments

[#4483] addressed review comments

[#4483] addressed review comments

[#4483] created script

[#4483] addressed review comments

[#4483] regenerate suppression file

[#4483] addressed review comments

[#4483] fixed mysql host data source memory corruption

[#4483] addressed review comments

[#4483] fixed valgrind warnings

[#4528] Fix job count being passed to packaging in hammer.py

[#3993] Format meson.build files

[#3993] Install empty dirs with 750 perms