Merge pull request #500 in SNORT/snort3 from smb_transaction2 to master

Merge pull request #500 in SNORT/snort3 from smb_transaction2 to master

Squashed commit of the following:

commit 30a398705ca705292abe496cf092aa5aa0d3e359
Author: mdagon <mdagon@cisco.com>
Date:   Tue Jun 7 17:54:09 2016 -0400

    Split dce_smb.cc file into dce_smb_utils and dce_smb_commands

commit 1fb123c061f454dad830ff05653b01b4db15b6f6
Author: mdagon <mdagon@cisco.com>
Date:   Mon Jun 6 15:09:51 2016 -0400

    Remove unused inline functions

commit 73422170b8ca03790f442734a08c5b89f98f94ea
Author: mdagon <mdagon@cisco.com>
Date:   Fri Jun 3 09:51:34 2016 -0400

    Port dce smb transaction2 processing