added Nette Mail
Mail: added fluent interfaces; class refactoring
Mail: fixed bugs
Mail: added Date header; added addReplyTo()
 Mail: some improvements (thanks to Matej Kravjar)
Mail: improved email validation; fixed bugs in 7bit, 8bit and QuotedPrintable encoding
Mail: fixed bugs in QuotedPrintable header encoding
Mail: added support for templates
Mail: addTo(), addCc(), addBcc() provides a fluent interface
Mail: error while sending email generates an exception
typos
Mail: added setMailer() & getMailer(); removed mailer parameter from method send() !
Templates: Nette\Templates\Template is BaseTemplate descendant
Mail: methods addEmbeddedFile() and addAttachment() accepts file body as second parameter - BC break!!!
updated for GIT
CRLF
MailMimePart: changed folding ws-character from space to tabulator

Signed-off-by: David Grudl <david@grudl.com>
fixed non-UTF8 \s in some regular expressions
tests: added tests for Nette\Mail
Mail: multiline html titles are now recognized
internal members are underscore prefixed and annotated with @internal
Mail: indent table cells in buildText()