Fix provider usage

* do not send to appstore anymore
* do not set in getStatus/getConfig
* provider is not needed when registering cloudron

src/support.js

@@ -12,7 +12,7 @@ let assert = require('assert'),
     once = require('once'),
     path = require('path'),
     paths = require('./paths.js'),
-    settings = require('./settings.js'),
+    safe = require('safetydance'),
     shell = require('./shell.js');
 
 // the logic here is also used in the cloudron-support tool
@@ -24,7 +24,7 @@ function sshInfo() {
     if (constants.TEST) {
         filePath = path.join(paths.baseDir(), 'authorized_keys');
         user = process.getuid();
-    } else if (settings.provider() === 'ec2' || settings.provider() === 'lightsail' || settings.provider() === 'ami') {
+    } else if (safe.fs.existsSync('/home/ubuntu')) { // yellowtent user won't have access to anything deeper
         filePath = '/home/ubuntu/.ssh/authorized_keys';
         user = 'ubuntu';
     } else {