* Add support to HTTP for setting local interface
* Add net import
* use correct flag
* better CLI flag name
* Remove logged `\n`
* Remove extranneous if statement
Some protocols may require more data than others. To accomodate those,
allow the BytesReadLimit to be changed by means of BaseFlags.
By setting BaseFlags.BytesReadLimit prior to calling .Open(), scanners
can override the default limit to one that is appropriate for the data
collected.
