Remove vim modelines from all files

If you want modelines use my vim plugin:
https://github.com/cryptomilk/git-modeline.vim

git config --add vim.modeline "ts=4 sw=4 et"

Signed-off-by: Andreas Schneider <asn@cryptomilk.org>

src/pki_gcrypt.c

@@ -2271,5 +2271,3 @@ ssh_signature pki_do_sign_sessionid(const ssh_key key,
 #endif /* WITH_SERVER */
 
 #endif /* HAVE_LIBGCRYPT */
-
-/* vim: set ts=4 sw=4 et cindent: */