setup rails 5 basic structure

modules/swagger-codegen/src/test/java/io/swagger/codegen/options/Rails5ServerOptionsProvider.java

@@ -0,0 +1,23 @@
+package io.swagger.codegen.options;
+
+import com.google.common.collect.ImmutableMap;
+
+import java.util.Map;
+
+public class Rails5ServerOptionsProvider implements OptionsProvider {
+    @Override
+    public String getLanguage() {
+        return "Rails5";
+    }
+
+    @Override
+    public Map<String, String> createOptions() {
+        //Rails5ServerCodegen doesn't have its own options and base options are cleared
+        return ImmutableMap.of();
+    }
+
+    @Override
+    public boolean isServer() {
+        return true;
+    }
+}