make production default

examples/demo.js

@@ -10,8 +10,9 @@ var greenlock = Greenlock.create({
   // Let's Encrypt v2 is ACME draft 11
   version: 'draft-11'
 
-  // You MUST change 'acme-staging-v02' to 'acme-v02' in production
 , server: 'https://acme-v02.api.letsencrypt.org/directory'
+  // Note: If at first you don't succeed, stop and switch to staging
+  // https://acme-staging-v02.api.letsencrypt.org/directory
 
   // You MUST change this to a valid email address
 , email: 'jon@example.com'

examples/http2.js

@@ -8,8 +8,9 @@ var greenlock = Greenlock.create({
   // Let's Encrypt v2 is ACME draft 11
   version: 'draft-11'
 
-  // You MUST change 'acme-staging-v02' to 'acme-v02' in production
-, server: 'https://acme-staging-v02.api.letsencrypt.org/directory'
+, server: 'https://acme-v02.api.letsencrypt.org/directory'
+  // Note: If at first you don't succeed, stop and switch to staging
+  // https://acme-staging-v02.api.letsencrypt.org/directory
 
   // You MUST change this to a valid email address
 , email: 'jon@example.com'

examples/spdy.js

@@ -10,8 +10,9 @@ var greenlock = Greenlock.create({
   // Let's Encrypt v2 is ACME draft 11
   version: 'draft-11'
 
-  // You MUST change 'acme-staging-v02' to 'acme-v02' in production
-, server: 'https://acme-staging-v02.api.letsencrypt.org/directory'
+, server: 'https://acme-v02.api.letsencrypt.org/directory'
+  // Note: If at first you don't succeed, stop and switch to staging
+  // https://acme-staging-v02.api.letsencrypt.org/directory
 
   // You MUST change this to a valid email address
 , email: 'jon@example.com'