Remove Certificate Providers / Fix #950

Signed-off-by: Marius Blüm <marius@lineone.io>

management/templates/ssl.html

@@ -55,7 +55,7 @@
 
 <h3 id="ssl_install_header">Install certificate</h3>
 
-<p>There are many other places where you can get a free or cheap certificate. If you don't want to use our automatic Let's Encrypt integration, you can give <a href="https://www.namecheap.com/security/ssl-certificates/domain-validation.aspx">Namecheap&rsquo;s $9 certificate</a>, <a href="https://www.startssl.com/">StartSSL&rsquo;s free express lane</a>, <a href="https://buy.wosign.com/free/">WoSign&rsquo;s free TLS</a></a> or any other certificate provider a try.</p>
+<p>If you don't want to use our automatic Let's Encrypt integration, you can give any other certificate provider a try. You can generate the needed CSR below.</p>
 
 <p>Which domain are you getting a certificate for?</p>
 
@@ -108,7 +108,7 @@ function show_tls(keep_provisioning_shown) {
       $('#ssl_provision_p').toggle(res.can_provision.length > 0);
       if (res.can_provision.length > 0)
           $('#ssl_provision_p span').text(res.can_provision.join(", "));
-      
+
       $('#ssl_provision_problems_div').toggle(res.cant_provision.length > 0);
       $('#ssl_provision_problems tbody').text("");
       for (var i = 0; i < res.cant_provision.length; i++) {
@@ -260,7 +260,7 @@ function provision_tls_cert() {
             }
           }
           ready_to_finish();
-          
+
           // don't re-enable the Provision button -- user must use the Retry button when it becomes enabled
           may_reenable_provision_button = false;
 
@@ -268,7 +268,7 @@ function provision_tls_cert() {
           n.find("p").addClass("text-success").text("The TLS certificate was provisioned and installed.");
           setTimeout("show_tls(true)", 1); // update main table of certificate statuses, call with arg keep_provisioning_shown true so that we don't clear what we just outputted
         }
-        
+
         // display the detailed log info in case of problems
         var trace = $("<div class='small text-muted' style='margin-top: 1.5em'>Log:</div>");
         n.append(trace);