Changelog:
==========
* bugfix #183: Assertion failure with OPT record without rdata.
This caused packet creation with only a DO bit (for DNSSEC OK)
to crash. Thanks Anand Buddhdev and others for reporting this
so quickly.
* Fix for syntax error in pyldns
Signed-off-by: Wang Mingyu <wangmy@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>