Merge branch '4.0.0-develop' into web-api-checks

Author: Vitaliy

src/com/magento/idea/magento2plugin/actions/generation/dialog/NewControllerDialog.java

@@ -241,7 +241,10 @@ private String getNamespace() {
                 File.separator,
                 Package.fqnSeparator
         );
-        final String controllerPart = Package.fqnSeparator + getControllerName();
+        final String controllerPart = getControllerName().replace(
+                File.separator,
+                Package.fqnSeparator
+        );
 
         return String.format(
                 "%s%s%s%s%s%s",