Minor wording and formatting tweaks.

I prefer to keep source lines under 80 chars, where possible.

ssh2kex-client.c

@@ -88,7 +88,8 @@ void ssh2kex_coroutine(struct ssh2_transport_state *s)
             s->kex_init_value = SSH2_MSG_KEX_DH_GEX_INIT;
             s->kex_reply_value = SSH2_MSG_KEX_DH_GEX_REPLY;
 
-            ppl_logevent(("Doing Diffie-Hellman key exchange using %d bit modulus and hash %s with a server supplied group",
+            ppl_logevent(("Doing Diffie-Hellman key exchange using %d-bit "
+                          "modulus and hash %s with a server-supplied group",
                           dh_modulus_bit_size(s->dh_ctx),
                           s->kex_alg->hash->text_name));
         } else {
@@ -97,7 +98,8 @@ void ssh2kex_coroutine(struct ssh2_transport_state *s)
             s->kex_init_value = SSH2_MSG_KEXDH_INIT;
             s->kex_reply_value = SSH2_MSG_KEXDH_REPLY;
 
-            ppl_logevent(("Doing Diffie-Hellman key exchange using %d bit modulus and hash %s with standard group \"%s\"",
+            ppl_logevent(("Doing Diffie-Hellman key exchange using %d-bit "
+                          "modulus and hash %s with standard group \"%s\"",
                           dh_modulus_bit_size(s->dh_ctx),
                           s->kex_alg->hash->text_name,
                           s->kex_alg->groupname));