added wordnik api sample

samples/client/wordnik-api/scala/ScalaWordnikApiCodegen.scala

@@ -0,0 +1,26 @@
+import com.wordnik.swagger.codegen.BasicScalaGenerator
+
+import com.wordnik.swagger.core._
+
+object ScalaWordnikApiCodegen extends BasicScalaGenerator {
+  def main(args: Array[String]) = generateClient(args)
+
+  def destinationRoot = "samples/client/wordnik-api/scala"
+
+  // where to write generated code
+  override def destinationDir = destinationRoot + "/src/main/scala"
+
+  // package for api invoker
+  override def invokerPackage = Some("com.wordnik.client.common")
+
+  // package for models
+  override def modelPackage = Some("com.wordnik.client.model")
+
+  // package for api classes
+  override def apiPackage = Some("com.wordnik.client.api")
+
+  // supporting classes
+  override def supportingFiles = List(
+    ("apiInvoker.mustache", destinationDir + "/" + invokerPackage.get.replaceAll("\\.", java.io.File.separator), "ApiInvoker.scala"),
+    ("pom.mustache", destinationRoot, "pom.xml"))
+}