Remove trailing space from IMAP command particle

* elmo-imap4.el (elmo-folder-append-buffer): Remove trailing space
  from command particle.
Fix even more trailing and leading whitespace

* elmo-imap4.el (elmo-folder-append-buffer): Fix even more trailing
  and leading whitespace.
Merge branch 'master' of git://github.com/wanderlust/wanderlust
elmo-imap4.el (elmo-imap4-setup-send-buffer): Fix typo.  Bind inhibit-eol-conversion to nil before code conversion.
elmo-pop3.el (elmo-pop3-read-body): Fix trying to access buffer local variable from another buffer.