test to allow all lua steps to instruct powerdns not to answer a question
Updated global PDNS log table with DROP and PASS values to return on the stack for passthrough. This allows for users issue a dontanswer type to drop and not process any unwanted queries. Updated the example script to reflect changes. Updated the pdns.xml to reflect changes
make isMaster ip check more tollerant for different ipv6 notations

::1 and 0::1 now match

fixes #1174
make notification queue ipv6 compatible
Merge pull request #1 from zmallen/dontanswer

Dontanswer
Merge pull request #1177 from ahupowerdns/master

dontanswer - lua mode to cause powerdns to drop a packet
always add SOA to apex matching NSECx records
post 1dfd8ad SOA can live outside the records table
Merge pull request #1180 from mind04/nsecx

always add SOA to apex matching NSECx records
Merge pull request #1176 from mind04/ipv6

Ipv6 improvements
add direct-dnskey to doc
Merge pull request #1181 from mind04/doc

add direct-dnskey to doc