name certs reflecting PK used, update examples w/ new names

[kaleb-himes]

No description provided.

[kaleb-himes]

Tested with Google Chrome and Safari:

wolfssl % ./examples/server/server -c /Users/kalebhimes/forked-repos/examples-wolfssl-fork-kaleb/certgen/newCert.pem -k /Users/kalebhimes/forked-repos/examples-wolfssl-fork-kaleb/certgen/newKey.pem -d -i -x -g

SSL version is TLSv1.2
SSL cipher suite is TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384
SSL curve name is SECP256R1
Client message: GET / HTTP/1.1
Host: localhost:11111
Accept: text/html,application/xhtml+xml,
SSL version is TLSv1.2
SSL cipher suite is TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384
SSL curve name is SECP256R1
Client message: GET /favicon.ico HTTP/1.1
Host: localhost:11111
Connection: keep-alive