ABYSSP-399 few maintenances

README.md revised, wording changes and thomas-bayer wsdl credit

Author: HalilOzkan

README.md

@@ -1,6 +1,7 @@
 # ABYSS SPEC TRANSFORMER
 
-This application generates an `OpenAPI` definition file based on 3.0 specification from a `WSDL` which gives as a URL or directory path. 
+This application transforms provided `WSDL` into an `OpenAPI v3` spec yaml file. WSDL should be provided via path, URI or String  
+
 An example is below
 
 **Input**
@@ -104,13 +105,18 @@ An example is below
 </wsdl:definitions>
 ```
 
-**Output**
+>credit to http://www.thomas-bayer.com/
+
+
+**Usage**
 
 ```java
 String sourcePath = "http://thomas-bayer.com/axis2/services/BLZService?wsdl";
 return new OpenAPITransformer().transform(sourcePath);        
 ```
 
+**Output**
+
 ```yaml
 openapi: 3.0.1
 info: