[tac_plus] Patch to add crypt_md5 password support to tac_plus

[Kiss Gabor (Bitman)]

> The attached patch adds crypt_md5 support to tacacs+-F4.0.4.19. Please feel
> free to review, test and include in tac_plus. Any feedback would be welcome. A
> ./configure is required after applying the patch.

> user = testuser {
>         login  = md5 $1$p2KX$UDm4AQrvrq9ockzoQ6h0o1
>         enable = md5 $1$p2KX$UDm4AQrvrq9ockzoQ6h0o1
> }
> -------------- next part --------------

Note: this unnecessary on Linux systems because OpenSSL libcrypt
transparently supports MD5 too. We use config like this:

	login = des $1$aXXM6UaV$g.p5Yzi6mkLfmGhKKoo7z3

Blowfish is not tested but plausible. ($2$ prefix)

Gabor
-- 
No smoke, no drugs, no vindoze.