First stab at turning "banners" into generic filters
Get rid of banner from body options
Need to return the filter's return value
Add filter API to Transaction
Add unit tests for filtering stuff
Only test against first bit of content-type line
Add transaction docs
TODO: added HARAKA_NETWORK_TESTS item
Fix undefined this
More idiomatic way to juggle this
Add encoding param to filters
Move code around
Merge pull request #765 from msimerson/master

karma: score denials of skipped plugins
add karma scores for specific DNSBLs
outbound: replace DENY/OK with constants.ok|deny
Merge pull request #768 from msimerson/outbound

outbound: replace DENY/OK with constants.ok|deny
Make sure we know queue_ok output is from queue_ok
Merge pull request #766 from msimerson/karma-dnsbl

add example karma scores for specific DNSBLs
Merge pull request #739 from chazomaticus/filters

add body part search/replace, change bannering to use it
Merge pull request #626 from msimerson/todo

TODO: added HARAKA_NETWORK_TESTS item