Revert back to pre-1.14.1 build.

This reverts the following commits:
8704fb308d
afb95d7246
277bf8f48c
c995ac72a3
e699226e80

We're going to try again to build 1.14.1

Signed-off-by: Denton Gentry <dgentry@tailscale.com>

VERSION.txt

@@ -1 +1 @@
-1.14.2
+1.14.0

net/dnsfallback/dns-fallback-servers.json

@@ -49,34 +49,6 @@
 				}
 			]
 		},
-		"12": {
-			"RegionID": 12,
-			"RegionCode": "r12",
-			"RegionName": "r12",
-			"Nodes": [
-				{
-					"Name": "12a",
-					"RegionID": 12,
-					"HostName": "derp12.tailscale.com",
-					"IPv4": "216.128.144.130",
-					"IPv6": "2001:19f0:5c01:289:5400:3ff:fe8d:cb5e"
-				},
-				{
-					"Name": "12b",
-					"RegionID": 12,
-					"HostName": "derp12b.tailscale.com",
-					"IPv4": "45.63.71.144",
-					"IPv6": "2001:19f0:5c01:48a:5400:3ff:fe8d:cb5f"
-				},
-				{
-					"Name": "12c",
-					"RegionID": 12,
-					"HostName": "derp12c.tailscale.com",
-					"IPv4": "149.28.119.105",
-					"IPv6": "2001:19f0:5c01:2cb:5400:3ff:fe8d:cb60"
-				}
-			]
-		},
 		"2": {
 			"RegionID": 2,
 			"RegionCode": "r2",
@@ -221,20 +193,6 @@
 					"HostName": "derp9.tailscale.com",
 					"IPv4": "207.148.3.137",
 					"IPv6": "2001:19f0:6401:1d9c:5400:2ff:feef:bb82"
-				},
-				{
-					"Name": "9b",
-					"RegionID": 9,
-					"HostName": "derp9b.tailscale.com",
-					"IPv4": "144.202.67.195",
-					"IPv6": "2001:19f0:6401:eb5:5400:3ff:fe8d:6d9b"
-				},
-				{
-					"Name": "9c",
-					"RegionID": 9,
-					"HostName": "derp9c.tailscale.com",
-					"IPv4": "155.138.243.219",
-					"IPv6": "2001:19f0:6401:fe7:5400:3ff:fe8d:6d9c"
 				}
 			]
 		}