Change the password in /etc/shadow to gocubsgo.

Previous commit did not actually change the password, but only added
the tool.  This one changes the password.

LP: #1454144

ChangeLog

@@ -10,6 +10,7 @@
    [Marcin Juszkiewicz]
  - update ca-certificates.crt to mozilla trunk as of 2016-07-21.
  - arm/aarch64: put a getty on ttyAMAO.
+ - set default password to 'gocubsgo' (LP: #1454144)
 0.3.4
  - Improve tooling for IPv6 and network debugging [Jens Rosenboom]
  - make 'nc -ll' work again. [Jens Rosenboom]

src/etc/issue

@@ -1 +1 @@
-login as 'cirros' user. default password: 'cubswin:)'. use 'sudo' for root.
+login as 'cirros' user. default password: 'gocubsgo'. use 'sudo' for root.

src/etc/shadow

@@ -1,4 +1,4 @@
-root:!$1$LJwQnqlv$DK6oKqcTq9Rf2ClC.kMa3/:10933:0:99999:7:::
+root:!$1$ssisyfpf$YqvuJLfrrW6Cg/l53Pi1n1:10933:0:99999:7:::
 bin:*:10933:0:99999:7:::
 daemon:*:10933:0:99999:7:::
 adm:*:10933:0:99999:7:::
@@ -10,4 +10,4 @@ uucp:*:10933:0:99999:7:::
 operator:*:10933:0:99999:7:::
 ftp:*:10933:0:99999:7:::
 nobody:*:10933:0:99999:7:::
-cirros:$1$LJwQnqlv$DK6oKqcTq9Rf2ClC.kMa3/:10933:0:99999:7:::
+cirros:$1$ecgqyiea$GZzgQPRzx7sFFoZ7p8ewU.:10933:0:99999:7:::