Skip #@COUNT comments

These comments are generated by the byte compiler to embed docstrings in
elc files.  I found that if I load byte-compiled files from my .emacs,
then I get the following error message without this patch:

    esup-profile-sexp: End of file during parsing: "~/src/foo"
Merge pull request #11 from legoscia/skip-elc-comments

Skip #@COUNT comments