get rid of some of the flet warnings.

`flet' is an obsolete macro (as of 24.3); use either `cl-flet' or `cl-letf'. [2 times]
set submod to master HEAD.
update some mods
bye bye ack-and-a-half.
new mods
update mods.
more mod updateds.
update mods.
persistent-scratch
update erc-highlight-nicknames.el
remove dired-details-hide and pathing on load-path
update more packages.
*** New function `mac-do-applescript', which is implemented on top of
`mac-osa-script' and intended as a future replacement of
`do-applescript'.
update mods.
new default font.
mac-do-applescript
upgrade some mods.
git-gutter slows down org-mode performance so disable for now.
use-package-verbose when compiling off for now.
set frame parameters.  This needs to be refactored for non-retina at work.