Mention I2P to close #98.
Mention I2P to close #98.

DeadLion/macOS-Security-and-Privacy-Guide,drduh/macOS-Security-and-Privacy-Guide,drduh/OS-X-Security-and-Privacy-Guide,drduh/OS-X-Yosemite-Security-and-Privacy-Guide,ScheerMT/OS-X-Yosemite-Security-and-Privacy-Guide