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updated copyright years and minor version
added magic autoload comments
made grep-a-lot-setup-keys interactive
Replace save-excursion+set-buffer with with-current-buffer.
Fixes the all byte compiler warnings of the form:
Warning: Use `with-current-buffer' rather than
comments formatted for marmalade upload
added support for igrep.el
fixed buffer sorting to be numeric
moved key bindings to a function (thanks rubikitch)
do not make compilation-buffer-name-function a local variable
added version comment, for publishing on emacswiki.org