fixes problem when cleaning a path with spring regular expressions, i…

…t used to delete second colon separated param:{value} .

swagger-springmvc/src/main/java/com/mangofactory/swagger/readers/ApiDescriptionReader.java

@@ -59,7 +59,7 @@ public void execute(RequestMappingContext context) {
   public String sanitizeRequestMappingPattern(String requestMappingPattern) {
     String result = requestMappingPattern;
     //remove regex portion '/{businessId:\\w+}'
-    result = result.replaceAll("\\{(.*?):.*?\\}", "{$1}");
+    result = result.replaceAll("\\{([^}]*?):.*?\\}", "{$1}");
     return result.isEmpty() ? "/" : result;
   }
 }