[evol] improved IMAP message handling, and properly delete ignored or processed messages
[evol] backup zone before replacing, reload zone, and rollback zone if reload failed
[evol] set a nice filename in replies attachments
[evol] implement changing a zone
[evol] moved notes in a clean TODO file
[evol] send reply for properly signed message with bad content + ensure setting custom headers in all cases
[evol] ensure sent mail is correctly formated (using Rails ActionMailer utility methods)
[evol] preliminary work on crypting mail response
[evol] new DNS class to manage zone files (only read zone file at the moment) + generate proper mail reply
[evol] create basic mail reply and send it using SMTP
[evol] implemented bot stop trigger
[evol] reorganized dependencies
[evol] move IMAP code into a new class
[evol] moved the mail processing into a new class returning proper orders
[evol] split objects abstraction layer and ldap layer in libs
[evol] add abstraction level above LDAP layer #2 + cleanup + indent
[evol] move LDAP settings out of code and use global logger
[evol] add abstraction level above LDAP layer #1
[evol] handle case when signed content is multipart and propagate other parts as refs for CommandParser
[evol] properly moved tmail signature handling out of postman in a library (which i should probably suggest upstream)
[evol] added postman bot (not fully cyborgified yet)