* if provider allows only anonymous vpn connections, skip the provider detail activity

* fix app crash on switch provider

app/src/main/java/se/leap/bitmaskclient/AbstractProviderDetailActivity.java

@@ -48,10 +48,13 @@ public abstract class AbstractProviderDetailActivity extends ConfigWizardBaseAct
         if (provider.allowsRegistered()) {
             optionsList.add(getString(R.string.login_to_profile));
             optionsList.add(getString(R.string.create_profile));
-        }
             if (provider.allowsAnonymous()) {
                 optionsList.add(getString(R.string.use_anonymously_button));
             }
+        } else {
+            onAnonymouslySelected();
+        }
+
 
         options.setAdapter(new ArrayAdapter<>(
                 this,
@@ -71,11 +74,7 @@ public abstract class AbstractProviderDetailActivity extends ConfigWizardBaseAct
                     Log.d(TAG, "signup selected");
                     intent = new Intent(getApplicationContext(), SignupActivity.class);
                 } else {
-                    Log.d(TAG, "use anonymously selected");
-                    intent = new Intent();
-                    intent.putExtra(Provider.KEY, provider);
-                    setResult(RESULT_OK, intent);
-                    finish();
+                    onAnonymouslySelected();
                     return;
                 }
                 intent.putExtra(PROVIDER_KEY, provider);
@@ -101,4 +100,13 @@ public abstract class AbstractProviderDetailActivity extends ConfigWizardBaseAct
         }
     }
 
+    private void onAnonymouslySelected() {
+        Intent intent;
+        Log.d(TAG, "use anonymously selected");
+        intent = new Intent();
+        intent.putExtra(Provider.KEY, provider);
+        setResult(RESULT_OK, intent);
+        finish();
+    }
+
 }

app/src/main/java/se/leap/bitmaskclient/FragmentManagerEnhanced.java

@@ -53,10 +53,6 @@ public class FragmentManagerEnhanced {
 
     }
 
-    public FragmentTransaction beginTransaction() {
-        return genericFragmentManager.beginTransaction();
-    }
-
     public Fragment findFragmentByTag(String tag) {
         return genericFragmentManager.findFragmentByTag(tag);
     }

app/src/main/java/se/leap/bitmaskclient/MainActivity.java

@@ -182,14 +182,14 @@ public class MainActivity extends AppCompatActivity implements EipSetupListener,
                     break;
             }
         }
-        //TODO: Why do we want this --v? legacy and redundant?
+
+        // on switch provider we need to set the EIP fragment
         Fragment fragment = new EipFragment();
         Bundle arguments = new Bundle();
         arguments.putParcelable(PROVIDER_KEY, provider);
         fragment.setArguments(arguments);
-        new FragmentManagerEnhanced(getSupportFragmentManager()).beginTransaction()
-                .replace(R.id.container, fragment, EipFragment.TAG)
-                .commit();
+        new FragmentManagerEnhanced(getSupportFragmentManager())
+                .replace(R.id.main_container, fragment, EipFragment.TAG);
     }
 
     @Override