This removes duplicated code and should make bridge_and_sniff()
function work under Windows.

Fix TLS layer loading

[Python 2 to 3] Fix iter functions in config

[Python 2 to 3] Add required b's

Fixes inconsistent use of tabs/spaces

Some variables were not deleted and remained in the namespace

[Python 2 to 3] Fix Exception format

[Python 2 to 3] Add floor division marks

[RFP] Catch OSError exceptions from subprocess.Popen()

Fix little-big endian dissection issue

Linux/sniff: warn instead of crash when we fail to create a valid filter

srloop(): remove unwanted output when verbose=0