doc: Update list of not implemented functions.

* README: Update list of not implemented functions.
* doc/manual/scute.texi: Likewise.
* TODO: Remove C_GenerateRandom from the TODO list.

Signed-off-by: Damien Goutte-Gattat <dgouttegattat@incenp.org>

README

@@ -317,9 +317,6 @@ The following functions are not supported:
   C_VerifyRecoverInit, C_VerifyRec: Not supported.  Only secret key
   operations are supported.
 
-* C_SignInit, C_Sign: Currently, only signing 36 bytes
-  (MD5+SHA1) hashes is supported (used for client authentication).
-
 * C_DecryptInit, C_Decrypt: Not yet supported, but will be in the
   future.
 
@@ -337,8 +334,7 @@ The following functions are not supported:
   the tools accompanying the GnuPG software suite to generate and
   import keys for use with the token.
 
-* C_SeedRandom, C_GenerateRandom: Not supported at this point.
-  C_GenerateRandom may be supported in the future, though.
+* C_SeedRandom: Not supported.
 
 * C_CreateObject, C_CopyObject, C_DestroyObject, C_SetAttributeValue:
   Only read-only operations are supported on objects.

TODO

@@ -13,7 +13,6 @@
 ** Windows: Find thread-safe replacement for localtime_r and timegm.
 
 * Missing features:
-** Implement random number generation function C_GenerateRandom.
 ** Add canonical gnupg logging module.
 ** Mozilla ignores the CKA_TRUSTED attribute to certificates, so
    exporting the information from GPGSM (ISTRUSTED) will not be

doc/manual/scute.texi

@@ -710,11 +710,6 @@ Passphrase queries are implemented by the use of GPG Agent and Pinentry.
 @itemx C_VerifyRec
 Not supported.  Only secret key operations are supported.
 
-@item C_SignInit
-@itemx C_Sign
-Currently, only signing 36 bytes (MD5+SHA1) hashes is supported (used
-for client authentication).
-
 @item C_DecryptInit
 @itemx C_Decrypt
 Not yet supported, but will be in the future.
@@ -745,9 +740,7 @@ accompanying the GnuPG software suite to generate and import keys for
 use with the token.
 
 @item C_SeedRandom
-@itemx C_GenerateRandom
-Not supported at this point.  @code{C_GenerateRandom} may be supported
-in the future, though.
+Not supported.
 
 @item C_CreateObject
 @itemx C_CopyObject