Fix P-521 client cert mapping and test all curves.

net/data/ssl/certificates/client_3.pem

 Certificate:
     Data:
         Version: 3 (0x2)
         Serial Number: 4099 (0x1003)
     Signature Algorithm: sha256WithRSAEncryption
         Issuer: CN=E CA
         Validity
-            Not Before: Oct  4 18:53:24 2016 GMT
-            Not After : Oct  2 18:53:24 2026 GMT
+            Not Before: Dec  9 20:18:57 2016 GMT
+            Not After : Dec  7 20:18:57 2026 GMT
         Subject: CN=Client Cert F
         Subject Public Key Info:
             Public Key Algorithm: rsaEncryption
                 Public-Key: (2048 bit)
                 Modulus:
-                    00:a9:b9:61:4f:52:fe:64:34:53:67:47:d8:58:22:
-                    23:82:97:6f:d0:82:e7:f7:0b:3d:db:4e:15:15:38:
-                    df:de:35:3e:eb:ac:19:9b:d8:8d:db:e8:fa:db:2f:
-                    fa:f2:20:45:92:df:f5:d3:b6:2a:03:6b:28:de:8d:
-                    24:4b:aa:3b:23:3b:7e:11:08:3e:a3:96:6f:bc:73:
-                    37:7d:54:91:fc:81:9e:8c:76:ed:d5:f6:e4:f6:8e:
-                    e8:6e:56:e2:90:eb:51:a5:f3:90:d8:45:d9:fa:1d:
-                    91:01:21:3a:61:31:3a:ea:5a:c4:e9:1a:ee:00:e6:
-                    96:62:ca:0b:a7:37:a9:1c:39:4e:12:3e:ad:ab:ed:
-                    b8:2c:86:a5:72:4c:ca:39:03:4d:61:fc:29:b8:bc:
-                    db:32:89:95:0a:62:1a:28:d6:8e:6d:eb:06:33:9a:
-                    5b:8f:e8:73:e1:2f:1e:84:21:fb:0b:38:27:b1:83:
-                    a0:c7:fe:ed:79:cc:ab:57:a5:cf:5b:b3:84:0c:b9:
-                    b8:1a:8c:90:22:59:f1:be:4d:46:0c:85:63:7b:a7:
-                    1a:49:6f:8e:ce:a2:fa:e5:29:64:03:02:dc:68:df:
-                    79:b6:6b:9b:22:07:59:af:a1:ff:ba:9c:e6:5d:d4:
-                    61:de:40:81:2e:02:96:02:aa:54:24:d4:b3:c4:18:
-                    e3:ff
+                    00:b3:5c:32:bb:c0:48:28:37:9b:45:ab:78:a0:ea:
+                    72:13:26:5d:46:ee:71:c4:24:9c:ed:a8:b6:81:35:
+                    d7:72:ba:0a:ae:a9:4e:20:61:12:22:e0:00:67:80:
+                    70:be:ac:ef:03:b2:d4:b0:3a:fc:c5:ab:85:7b:04:
+                    4b:61:85:7a:17:6c:43:36:67:0b:19:7c:74:b8:65:
+                    e9:1c:fd:f0:df:42:bc:0c:fd:09:7e:4f:7d:38:c0:
+                    52:71:e5:2b:19:80:82:aa:69:c2:36:6b:b7:2d:07:
+                    f4:74:62:bf:8e:90:ed:47:1a:64:24:ac:4c:b8:d2:
+                    2a:d0:9d:86:08:c1:18:9e:3e:de:4f:12:5c:64:a4:
+                    2b:86:43:12:81:67:0c:8c:56:e4:16:46:3c:29:cf:
+                    4e:18:ea:4f:66:5f:b4:d6:73:5f:1e:93:ad:df:c9:
+                    06:65:cc:dc:42:ba:e9:86:42:08:a1:ab:a5:fc:22:
+                    d3:23:57:a0:da:6c:80:de:c5:f9:9c:c5:11:65:9c:
+                    b2:df:f3:d6:c8:bd:aa:af:40:66:ed:ce:5f:04:46:
+                    17:e6:92:ea:64:c8:b3:e4:20:cb:e0:44:09:15:1f:
+                    7c:e4:e0:07:cd:22:7c:bd:a0:06:65:35:d4:3e:1c:
+                    07:61:8f:01:53:22:25:85:93:75:73:42:c7:c1:c0:
+                    12:9f
                 Exponent: 65537 (0x10001)
         X509v3 extensions:
             X509v3 Subject Alternative Name: 
                 email:santest@example.com, othername:<unsupported>
     Signature Algorithm: sha256WithRSAEncryption
-         5f:d8:99:71:11:d1:1f:ae:7e:4a:fa:85:ff:f6:18:60:e0:c3:
-         e8:8c:8d:7b:51:b9:ed:ea:26:e8:2b:ff:d8:5c:1e:98:cb:c6:
-         a5:e8:ef:21:af:e5:a8:f2:47:93:5e:36:66:21:7d:84:c7:b2:
-         2c:70:31:71:67:88:c4:a9:45:c1:20:1b:e1:47:df:75:d6:83:
-         a2:db:45:27:ca:fa:b1:11:b0:c2:33:bc:a7:2c:fb:bd:2b:06:
-         68:0d:95:4c:d4:2f:ab:2a:5b:f8:92:4e:9b:74:30:f2:8d:7c:
-         26:c7:f1:0f:0e:f7:f1:28:b6:84:90:db:ac:a0:1a:84:4c:3e:
-         0b:14:39:de:90:ca:58:2c:f8:16:a4:0e:4d:cd:ba:c5:1d:bb:
-         91:69:a6:55:83:96:20:ee:1f:33:58:8f:da:44:32:9b:84:1e:
-         99:d3:74:60:c9:10:67:5c:a9:03:11:74:e3:82:85:99:4c:aa:
-         4e:3d:ee:ac:91:7c:e8:b9:b1:64:08:45:48:6f:34:f4:52:8a:
-         68:f9:80:6b:5b:b2:af:83:cb:fc:77:fd:9f:d0:aa:69:3e:bd:
-         f7:ca:05:17:f8:f4:39:d3:58:9a:04:81:43:a8:b3:66:90:9e:
-         b6:27:b3:1c:25:ad:8f:8c:c6:45:a4:f6:02:60:3a:0b:5e:6f:
-         6b:e6:1b:3f
+         98:4b:03:9b:ef:b9:8b:47:81:42:9c:5b:a0:49:54:2e:e1:95:
+         51:87:9c:5c:83:b1:3c:ab:21:29:7e:e0:de:11:92:ad:75:5e:
+         9d:e2:51:70:0e:95:e3:68:3f:2e:ad:69:50:31:57:6b:6d:7b:
+         6c:d2:c5:4b:e5:a7:a1:20:ba:bf:1a:8e:86:47:94:72:35:34:
+         07:5f:1a:cf:3f:13:ad:53:7f:6b:db:ef:d8:00:a2:5c:e9:5c:
+         20:47:5a:9e:f6:91:c5:9b:05:69:f3:25:05:e2:8b:dd:d8:41:
+         99:64:44:ed:74:e2:eb:f7:42:2c:b5:d0:f1:ac:64:c0:f4:87:
+         e9:3e:51:52:41:a3:c2:4e:58:c2:ee:fe:b4:25:37:b9:3d:c2:
+         f0:cf:c0:90:7f:f6:02:b2:38:88:92:2a:e0:d4:db:87:5c:b2:
+         02:a6:60:b4:da:ab:53:d2:b2:7d:64:d5:d3:b6:35:66:96:f0:
+         ec:fb:9c:8d:35:40:e1:4a:7e:52:98:1f:1b:a2:e3:e4:35:70:
+         ec:33:ad:e8:a4:ed:a4:26:7d:07:a5:03:92:ac:11:81:4f:0f:
+         b3:c7:97:7f:29:d8:09:d1:28:11:f6:8d:9a:e0:5f:26:b9:7f:
+         74:77:e7:74:b1:5b:0f:7c:ae:13:d1:75:bc:ad:49:51:05:39:
+         06:53:6d:5c
 -----BEGIN CERTIFICATE-----
 MIIC8jCCAdqgAwIBAgICEAMwDQYJKoZIhvcNAQELBQAwDzENMAsGA1UEAwwERSBD
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 -----END CERTIFICATE-----