New Module: Emails Extracting (MIME Parser)

[Oded Shimon]

Implement a new module, end to end that will be responsible for extracting E-Mails data (aka MIME data - SMTP, POP3, IMAP).
That's include:

• Implement the module.
• Adjust BruteSharkDesktop GUI.
• Adjust BruteSharkCli.
• Write tests, upload example files etc.
• Update readme file