Merge pull request #593 in SNORT/snort3 from ips_rpc_warnings to master

Merge pull request #593 in SNORT/snort3 from ips_rpc_warnings to master

Squashed commit of the following:

commit 7e46c2d9a52823a017f494a6faacc65cf968bc85
Author: alewis <albert.l.lewis@gmail.com>
Date:   Mon Aug 15 13:41:33 2016 -0400

    changed increment to packet_data +=4

commit 1a6c5588f578fca01ea8952688eca3f7b7d5fb3f
Author: alewis <albert.l.lewis@gmail.com>
Date:   Mon Aug 15 12:54:55 2016 -0400

    cleaned up blank spaces

commit a518988789186fb6af679bfd727f9e1951b67fa9
Author: alewis <albert.l.lewis@gmail.com>
Date:   Mon Aug 15 12:20:13 2016 -0400

    changes to fix variable warnings