Adding one more parameter for msg_len field
Handling lists in _ofclass_dissector
Cleaning up one reader a bit
Removing unnecessary list reader functions
Small fix for list reading
openflow_input: add bsn_role_status extension

This is a backport of the OpenFlow 1.4 message.
openflow_input: add bsn_connections extension
loci: fix 32-bit build

GCC warned "this decimal constant is unsigned only in ISO C90" for large 32-bit
constants. Fixed by writing them in hex.
Merge into master from pull request #160:
loci: fix 32-bit build (https://github.com/floodlight/loxigen/pull/160)
Length_member param for ir.py
Two enums more
Implementing list reading
Read_list function
Set of members instead of OFFieldMember flag
Merge into master from pull request #161:
List reading (https://github.com/floodlight/loxigen/pull/161)
openflow_input: rename bsn_connections to bsn_controller_connections

Also added some comments.
Merge into master from pull request #159:
Role status and connection list messages (https://github.com/floodlight/loxigen/pull/159)
read_of_port_desc_t function added
Merge into master from pull request #162:
read_of_port_desc_t function added (https://github.com/floodlight/loxigen/pull/162)
Merge remote-tracking branch 'origin/master' into loci-split

Conflicts:
	c_gen/codegen.py