Fix to IP DF Flag pt.1

Fixed:

• The aplication does generate an error when setting the DF flag, it now executes the ping correctly. However, it has been verified that the DF flag is not actually being sent.

Open issues:

• Enable the actual setting of the DF flag, include tests on it.

Ping Production Stable

Fully tested ping function and underlying modules.

• Interpret response from intermediary network devices
• Detect checksum error
• Detect timeout error (no response received)
• Print to screen in a terminal-like fashion
• Support for ping sweeps and repeats
• RTT min/max/avg statistics

First version, untested

First release, offering basic ping.