add barrier req/resp messages
add port mod message
Merge branch 'multipartReply' into ModifyState
add missing message for groupmod and flowmod, and meter mod support
add rountrip test for portMod and meterMod
add SwitchConfig message
add tableMod msg
Merge branch 'multipartReply' into ModifyState
add Hello module:
 - handling of bitmap version message
 - the roundtrip test is very basic since it cause some trouble in some generation
Merge branch 'multipartReply' into barrier
export type t for MeterBand and Bucket module
modify the test for VersionBitmap in order to be a bit more complete
Merge branch 'barrier' of https://github.com/fugitifduck/ocaml-openflow into helloMsg
Merge branch 'helloMsg' of https://github.com/fugitifduck/ocaml-openflow into helloMsg
Merge remote-tracking branch 'upstream/master' into helloMsg
Merge branch 'master' of https://github.com/frenetic-lang/ocaml-openflow into helloMsg
Merge branch 'pretty_print' into barrier
fix 32 bit arch error
Merge branch 'master' into ModifyState
Merge branch 'pretty_print' into ModifyState