Prepare for 1.2.0 release.

CERT

 -----BEGIN CERTIFICATE-----
-MIIDbTCCAlWgAwIBAgIEOUQZDTANBgkqhkiG9w0BAQsFADBnMQswCQYDVQQGEwJVUzELMAkGA1UE
+MIIDbTCCAlWgAwIBAgIEca8MxDANBgkqhkiG9w0BAQsFADBnMQswCQYDVQQGEwJVUzELMAkGA1UE
 CBMCTUExEjAQBgNVBAcTCUNhbWJyaWRnZTEdMBsGA1UEChMUVGhlIFRvciBQcm9qZWN0LCBJbmMx
-GDAWBgNVBAMTD0thcnN0ZW4gTG9lc2luZzAeFw0xNTExMjAxMTUzNTFaFw0xNjAyMTgxMTUzNTFa
+GDAWBgNVBAMTD0thcnN0ZW4gTG9lc2luZzAeFw0xNjA1MzExODIwMjlaFw0xNjA4MjkxODIwMjla
 MGcxCzAJBgNVBAYTAlVTMQswCQYDVQQIEwJNQTESMBAGA1UEBxMJQ2FtYnJpZGdlMR0wGwYDVQQK
 ExRUaGUgVG9yIFByb2plY3QsIEluYzEYMBYGA1UEAxMPS2Fyc3RlbiBMb2VzaW5nMIIBIjANBgkq
 hkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAgJCqHFgEhyj8AI4w93YcyZEkKwn2Jw5t7bYcaLieP0wa
@@ -9,10 +9,10 @@ Ai2xrRFROo0eofjIllPlYTFtj9jLAZf+MQ1/Sdv7SLdlpasBCS0deTGlxuMzyMP9ztkkkAeibc+F
 IXYPJArwGJiycnd+obW8b8KNrJQsnb0Se5Fdgo/PSu1rqMh/Mylv9vLqUzB4hbN4bg5+7THlTAOK
 egYyR0NEPDzi327MAvzzle27kXV9yOCQr01zXW9NeWYed6JMXCZwaMN6nTVEFiwTfAyATfPncarf
 gZ1kyAkQ6/Sw2bGMv8jHqB63Ka0/6GXHRbFgCeWU+c/1sfEMBD3ZurEjwSjWGl73E4GBswIDAQAB
-oyEwHzAdBgNVHQ4EFgQUJbu6UT97IU4utjyc4zYUrLIgzvQwDQYJKoZIhvcNAQELBQADggEBADT/
-QEbkx0tVKWWkeahVBt76LG50iO0OQ5dP3SCdhZoudt7jIFifrAcGlOG6vAKXT6/dAhDkKiKXzxQo
-8mt3wdkN4sIZDuXroJ+42s6ZED2L1HP6/daLlwaAfnx0b9LAAGKF7CMqxgPpiqiJ3K4LB4I1kFRJ
-uzjy+/XTOR9aF5o0AGAb5jMmv/BtVu2cH+UgixH/FVhyfZekja2OAN/N2VE0BuzJEDApEJ9p9j5I
-CRzeAuvOGT1CIEJR/fAuM5WZN6rD8nB7zwGCZP/RKvRdw0m89wMvHnvRvPZchSVf2PNoNy2GoqN6
-nWsS1VYgwYfyGV+br7U+YKCoKTKJ1jRxpAs=
+oyEwHzAdBgNVHQ4EFgQUJbu6UT97IU4utjyc4zYUrLIgzvQwDQYJKoZIhvcNAQELBQADggEBAHOF
+jMP0rNa+cKy8beEpU0VRZ1RNLb70BoFjXZvzgv92MGnojg509fYO3PgzXUZv5v50VenexZjeZ9to
+iiqw5zDelg1maVSZwKrQVgFIwXnP4+okIcPMtFjSNiF9VyhRd8OE3U/kpIBdecMVIEhCIKOaF/nq
+uBwilXAK7VwYN7hQgKbIODoX9Y3dr9QDvrILkFDEmOudmDRo+RePAKJum+/E0RuUYjOeXpFmzXOf
+5LJ/Y4hMKuLfuxoWasHOV0IRx///CNgF1L287TCyjrYUbEjWwMtFQc0NRjedhcWUzwXLpbk2unxM
+j6ElkADaczDG20ZGSgrFfU4MYb1RFeQu6yk=
 -----END CERTIFICATE-----

CHANGELOG.md

-# Changes in version 1.2.0 - 2016-05-??
+# Changes in version 1.2.0 - 2016-05-31
 
  * Medium changes
    - Include the hostname in directory source entries of consensuses

build.xml

 <project default="jar" name="descriptor" basedir=".">
-  <property name="release.version" value="1.1.0-dev" />
+  <property name="release.version" value="1.2.0" />
   <property name="sources" value="src"/>
   <property name="resources" value="resources"/>
   <property name="classes" value="classes"/>