Delete bundled copy of NSS and replace with README.

patches/nss-remove-fortezza.patch

-diff --git a/lib/pk11wrap/pk11akey.c b/lib/pk11wrap/pk11akey.c
-index b0604de..6fbfcbb 100644
---- a/lib/pk11wrap/pk11akey.c
-+++ b/lib/pk11wrap/pk11akey.c
-@@ -135,20 +135,6 @@ PK11_ImportPublicKey(PK11SlotInfo *slot, SECKEYPublicKey *pubKey,
-            PK11_SETATTRS(attrs, CKA_VALUE,    pubKey->u.dsa.publicValue.data, 
-                                        pubKey->u.dsa.publicValue.len); attrs++;
-            break;
--       case fortezzaKey:
--           keyType = CKK_DSA;
--           PK11_SETATTRS(attrs, CKA_VERIFY, &cktrue, sizeof(CK_BBOOL));attrs++;
--           signedattr = attrs;
--           PK11_SETATTRS(attrs, CKA_PRIME,pubKey->u.fortezza.params.prime.data,
--                               pubKey->u.fortezza.params.prime.len); attrs++;
--           PK11_SETATTRS(attrs,CKA_SUBPRIME,
--                               pubKey->u.fortezza.params.subPrime.data,
--                               pubKey->u.fortezza.params.subPrime.len);attrs++;
--           PK11_SETATTRS(attrs, CKA_BASE,  pubKey->u.fortezza.params.base.data,
--                               pubKey->u.fortezza.params.base.len); attrs++;
--           PK11_SETATTRS(attrs, CKA_VALUE, pubKey->u.fortezza.DSSKey.data, 
--                               pubKey->u.fortezza.DSSKey.len); attrs++;
--            break;
-         case dhKey:
-            keyType = CKK_DH;
-            PK11_SETATTRS(attrs, CKA_DERIVE, &cktrue, sizeof(CK_BBOOL));attrs++;
-@@ -209,6 +195,10 @@ PK11_ImportPublicKey(PK11SlotInfo *slot, SECKEYPublicKey *pubKey,
-            SECITEM_FreeItem(pubValue,PR_TRUE);
-        }
-        if ( rv != SECSuccess) {
-+           /* CKR_ATTRIBUTE_VALUE_INVALID is mapped to SEC_ERROR_BAD_DATA */
-+           if (PORT_GetError() == SEC_ERROR_BAD_DATA) {
-+               PORT_SetError( SEC_ERROR_BAD_KEY );
-+           }
-            return CK_INVALID_HANDLE;
-        }
-     }