[BUGFIX] Fix authentication with the authtoken

Classes/Service/AuthenticationService.php

@@ -60,6 +60,12 @@ class AuthenticationService implements SingletonInterface {
 	 */
 	public function verifyRequest(array $requestHeaders) {
 		$authToken = $requestHeaders['authToken'];
+
+		// Some clients send the header data always in lowercase therefore we need to check this also
+		if (!array_key_exists('authToken', $requestHeaders)) {
+			$authToken = $requestHeaders['authtoken'];
+		}
+
 		return ($authToken !== '' && $this->verifyAuthToken($authToken));
 	}