Merge pull request #630 from who/develop_2.0

Making default PHP namespace generic and fix issues 628 and 635

modules/swagger-codegen/src/main/java/com/wordnik/swagger/codegen/languages/PhpClientCodegen.java

@@ -28,8 +28,7 @@ public class PhpClientCodegen extends DefaultCodegen implements CodegenConfig {
   public PhpClientCodegen() {
     super();
 
-    //TODO determine hte package name from host name
-    invokerPackage = camelize("SwaggerPetstore"); 
+    invokerPackage = camelize("SwaggerClient"); 
 
     String packagePath = invokerPackage + "-php";