Updated NEWS and plan.html for _set_key changes.

ChangeLog

 2014-02-06  Niels Möller  <nisse@lysator.liu.se>
 
+	* NEWS: List _set_key incompatibilities.
+
 	* nettle-meta.h (_NETTLE_CIPHER_SEP, _NETTLE_CIPHER_SEP_SET_KEY)
 	(_NETTLE_CIPHER_FIX, _NETTLE_CIPHER): Deleted unused macros.
 

NEWS

@@ -13,10 +13,18 @@ NEWS for the 2.8 release
           provided only for algorithms with a truly variable keysize,
           and where it makes sense for backwards compatibility.
 
+	  INCOMPATIBLE CHANGE: cast128_set_key no longer accepts a key size
+	  argument. The old function is available under the new name.
+	  cast5_set_key.
+
+	  INCOMPATIBLE CHANGE: The function typedef
+	  nettle_set_key_func no longer accepts a key size argument.
+	  In particular, this affects users of struct nettle_cipher.
+
 	* New AES and Camellia interfaces. There are now separate
           context structs for each key size, e.g., aes128_ctx and
           camellia256_ctx, and corresponding new functions. The old
-          interface, with struct aes_ctx and struct camellia_ctx is
+          interface, with struct aes_ctx and struct camellia_ctx, is
           kept for backwards compatibility, but might be removed in
           later versions.
 

misc/plan.html

@@ -66,7 +66,7 @@
   <p class='should'>
     New DSA interface, with a separate struct dsa_params.
   </p>
-  <p class='should'>
+  <p class='done'>
     Drop key size argument from <tt>nettle_set_key_func</tt>.
   </p>
   <p class='should'>