Updated grammar for symmetry with the ":name should be equal to :value" option

Author: tekante

src/Context/RestContext.php

@@ -115,7 +115,7 @@ public function theHeaderShouldBeEqualTo($name, $value)
     /**
     * Checks, whether the header name is not equal to given text
     *
-    * @Then the header :name should not equal :value
+    * @Then the header :name should not be equal to :value
     */
     public function theHeaderShouldNotBeEqualTo($name, $value) {
         $actual = $this->getSession()->getResponseHeader($name);

tests/features/rest.feature

@@ -4,7 +4,7 @@ Feature: Testing RESTContext
         When I send a GET request to "rest/index.php"
         And the header "Content-Type" should contain "text"
         And the header "Content-Type" should be equal to "text/html; charset=UTF-8"
-        And the header "Content-Type" should not equal "x-test/no-such-type"
+        And the header "Content-Type" should not be equal to "x-test/no-such-type"
         And the header "Content-Type" should not contain "text/json"
         And the header "xxx" should not exist
         And the response should expire in the future