Merge remote-tracking branch 'origin/master'

ClientConnectionHandler.java fix missing empty line + test fixed

Code comments and minor refactoring

Attempt to solve PAC file issue: ecovaci/winfoom#14

Release 2.0.1

Release v2.0.0

Minor refactoring

Fix for getting proxy info from the system

Prepare 1.7.5 release

Wait only within socket wrapper