Revert "Closes: #66"

This reverts commit c3be29255a.

Co-authored-by: Roberto Abdelkader Martínez Pérez <robertomartinezp@gmail.com>

spec/test/features/data/handler/error_handleridnotfound.feature

@@ -25,14 +25,14 @@ Feature: Fail to retrieve resources from nonexistent handler in Kapow! server.
     Given I have a running Kapow! server
     When I get the resource "/request/path" for the handler with id "XXXXXXXXXX"
     Then I get 404 as response code
-#      And I get "Handler ID Not Found" as response reason phrase
+      And I get "Handler ID Not Found" as response reason phrase
 
   Scenario: Try to get an invalid resource from a nonexistent handler.
     A request to retrieve an invalid resource from a nonexistent
-    handler will trigger an invalid resource path error
+    handler will trigger a handler ID not found error
     even if the resource is invalid.
 
     Given I have a running Kapow! server
     When I get the resource "/invalid/path" for the handler with id "XXXXXXXXXX"
-    Then I get 400 as response code
-#      And I get "Invalid Resource Path" as response reason phrase
+    Then I get 404 as response code
+      And I get "Handler ID Not Found" as response reason phrase

spec/test/features/data/handler/error_invalidresource.feature

@@ -27,4 +27,4 @@ Feature: Fail to retrieve an invalid resource for a handler in Kapow! server.
     When I send a request to the testing route "/foo"
       And I get the resource "/invented/path"
     Then I get 400 as response code
-#      And I get "Invalid Resource Path" as response reason phrase
+      And I get "Invalid Resource Path" as response reason phrase

spec/test/features/data/handler/error_itemnotfound.feature

@@ -28,4 +28,4 @@ Feature: Fail to retrieve nonexistent resource items in Kapow! server.
     When I send a request to the testing route "/foo"
       And I get the resource "/request/params/meloinvento"
     Then I get 404 as response code
-#      And I get "Resource Item Not Found" as response reason phrase
+      And I get "Resource Item Not Found" as response reason phrase

spec/test/features/data/handler/success.feature

@@ -28,7 +28,7 @@ Feature: Retrieve a resource from a handler in Kapow! server.
     When I send a request to the testing route "/foo"
       And I get the resource "/request/path"
     Then I get 200 as response code
-#      And I get "OK" as response reason phrase
+      And I get "OK" as response reason phrase
       And I get the following response raw body:
         """
         /foo
@@ -44,7 +44,7 @@ Feature: Retrieve a resource from a handler in Kapow! server.
     When I send a request to the testing route "/foo?name=bar"
       And I get the resource "/request/params/name"
     Then I get 200 as response code
-#      And I get "OK" as response reason phrase
+      And I get "OK" as response reason phrase
       And I get the following response raw body:
         """
         bar