update to 2017 (#1228)

Happy New Year :-)

contrib/gitian-descriptors/gitian-linux.yml

@@ -18,7 +18,7 @@ packages:
 - "binutils-gold"
 - "ca-certificates"
 - "python"
-reference_datetime: "2016-01-01 00:00:00"
+reference_datetime: "2017-01-01 00:00:00"
 remotes:
 - "url": "https://github.com/dashpay/dash.git"
   "dir": "dash"

contrib/gitian-descriptors/gitian-osx-signer.yml

@@ -6,7 +6,7 @@ architectures:
 - "amd64"
 packages:
 - "faketime"
-reference_datetime: "2016-01-01 00:00:00"
+reference_datetime: "2017-01-01 00:00:00"
 remotes:
 - "url": "https://github.com/dashpay/dash-detached-sigs.git"
   "dir": "signature"

contrib/gitian-descriptors/gitian-osx.yml

@@ -21,7 +21,7 @@ packages:
 - "libbz2-dev"
 - "ca-certificates"
 - "python"
-reference_datetime: "2016-01-01 00:00:00"
+reference_datetime: "2017-01-01 00:00:00"
 remotes:
 - "url": "https://github.com/dashpay/dash.git"
   "dir": "dash"

contrib/gitian-descriptors/gitian-rpi2.yml

@@ -15,7 +15,7 @@ packages:
 - "faketime"
 - "bsdmainutils"
 - "binutils-gold"
-reference_datetime: "2014-01-10 00:00:00"
+reference_datetime: "2017-01-10 00:00:00"
 remotes:
 - "url": "https://github.com/dashpay/dash.git"
   "dir": "dash"

contrib/gitian-descriptors/gitian-win-signer.yml

@@ -7,7 +7,7 @@ architectures:
 packages:
 - "libssl-dev"
 - "autoconf"
-reference_datetime: "2016-01-01 00:00:00"
+reference_datetime: "2017-01-01 00:00:00"
 remotes:
 - "url": "https://github.com/dashpay/dash-detached-sigs.git"
   "dir": "signature"

contrib/gitian-descriptors/gitian-win.yml

@@ -21,7 +21,7 @@ packages:
 - "zip"
 - "ca-certificates"
 - "python"
-reference_datetime: "2016-01-01 00:00:00"
+reference_datetime: "2017-01-01 00:00:00"
 remotes:
 - "url": "https://github.com/dashpay/dash.git"
   "dir": "dash"