Android, including Android 6. We were using a feature of `SimpleDateFormat` that wasn't
    available in those versions!


## Version 4.8.0

_2020-07-11_

 *  New: Change `HeldCertificate.Builder` to use its own ASN.1 certificate encoder. This is part
    of our effort to remove the okhttp-tls module's dependency on Bouncy Castle. We think Bouncy

    assertThat(Adapters.parseUtcTime("920622123421Z"))
      .isEqualTo(date("1992-06-22T12:34:21.000+0000").time)
    assertThat(Adapters.parseUtcTime("920722132100Z"))
      .isEqualTo(date("1992-07-22T13:21:00.000+0000").time)
  }

  @Test fun `decode utc time two digit year cutoff is 1950`() {
    assertThat(Adapters.parseUtcTime("500101000000Z"))
      .isEqualTo(date("1950-01-01T00:00:00.000+0000").time)

 * these three certificates are used.
 *
 * ```
 * www.squareup.com certificate:
 *
 * Common Name: www.squareup.com
 * Subject Alternative Names: www.squareup.com, squareup.com, account.squareup.com...
 * Validity: 2018-07-03T20:18:17Z – 2019-08-01T20:48:15Z
 * Public Key: d107beecc17325f55da976bcbab207ba4df68bd3f8fce7c3b5850311128264fd53e1baa342f58d93...
 * Signature: 1fb0e66fac05322721fe3a3917f7c98dee1729af39c99eab415f22d8347b508acdf0bab91781c3720...

    assertThat(formEncode(4)).isEqualTo("%04")
    assertThat(formEncode(5)).isEqualTo("%05")
    assertThat(formEncode(6)).isEqualTo("%06")
    assertThat(formEncode(7)).isEqualTo("%07")
    assertThat(formEncode(8)).isEqualTo("%08")
    assertThat(formEncode(9)).isEqualTo("%09")
    // Browsers convert '\n' to '\r\n'
    assertThat(formEncode(10)).isEqualTo("%0A")

// americanexpress : 2015-07-31 American Express Travel Related Services Company, Inc.
americanexpress

// americanfamily : 2015-07-23 AmFam, Inc.
americanfamily

// amex : 2015-07-31 American Express Travel Related Services Company, Inc.
amex

// amfam : 2015-07-23 AmFam, Inc.
amfam

// amica : 2015-05-28 Amica Mutual Insurance Company
amica

// amsterdam : 2014-07-24 Gemeente Amsterdam

     * initialized by the time those parts of `<clinit>()` run. Guarded by CipherSuite.class.
     */
    private val INSTANCES = mutableMapOf<String, CipherSuite>()

    // Last updated 2016-07-03 using cipher suites from Android 24 and Java 9.

    // @JvmField val TLS_NULL_WITH_NULL_NULL = init("TLS_NULL_WITH_NULL_NULL", 0x0000)
    @JvmField val TLS_RSA_WITH_NULL_MD5 = init("SSL_RSA_WITH_NULL_MD5", 0x0001)