Added setting to email-clients that is easier to read and is easier to
setup thunderbird.  Removed config settings and added GUI settings.
Signed-off-by: NPaul McQuade <paulmcquad@gmail.com>
Signed-off-by: NRandy Dunlap <rdunlap@infradead.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>