Update travis.yml and GcmComponent constructor

Update travis.yml for CakePHP 3
Change parent::initialize() to parent::_construct() in constructor

.travis.yml

@@ -1,35 +1,47 @@
 language: php
 
 php:
-  - 5.3
   - 5.4
   - 5.5
   - 5.6
   - 7.0
 
-env:
-  global:
-    - PLUGIN_NAME=Gcm
+sudo: false
 
+env:
   matrix:
-    - DB=mysql CAKE_VERSION=2.4
-    - DB=mysql CAKE_VERSION=2.5
+    - DB=mysql db_dsn='mysql://travis@0.0.0.0/cakephp_test'
+    - DB=pgsql db_dsn='postgres://postgres@127.0.0.1/cakephp_test'
+    - DB=sqlite db_dsn='sqlite:///:memory:'
+  global:
+    - DEFAULT=1
 
 matrix:
+  fast_finish: true
+
   include:
-    - php: 5.4
-      env:
-        - COVERALLS=1
+    php: 7.0
+    env: PHPCS=1 DEFAULT=0
+
+    php: 5.6
+    env: COVERALLS=1 DEFAULT=0 DB=mysql db_dsn='mysql://travis@0.0.0.0/cakephp_test'
+
+install:
+  - composer self-update
+  - composer install --prefer-dist --no-interaction --dev
 
 before_script:
-  - git clone -b master https://github.com/FriendsOfCake/travis.git --depth 1 ../travis
-  - ../travis/before_script.sh
+  - sh -c "if [ '$DB' = 'mysql' ]; then mysql -e 'CREATE DATABASE cakephp_test;'; fi"
+  - sh -c "if [ '$DB' = 'pgsql' ]; then psql -c 'CREATE DATABASE cakephp_test;' -U postgres; fi"
+  - sh -c "if [ '$PHPCS' = '1' ]; then composer require cakephp/cakephp-codesniffer:dev-master; fi"
+  - sh -c "if [ '$COVERALLS' = '1' ]; then composer require --dev satooshi/php-coveralls:dev-master; fi"
+  - sh -c "if [ '$COVERALLS' = '1' ]; then mkdir -p build/logs; fi
 
 script:
-  - ../travis/script.sh
-
-after_success:
-  - ../travis/after_success.sh
+  - sh -c "if [ '$DEFAULT' = '1' ]; then phpunit --stderr; fi"
+  - sh -c "if [ '$PHPCS' = '1' ]; then ./vendor/bin/phpcs -p --extensions=php --standard=vendor/cakephp/cakephp-codesniffer/CakePHP ./src ./tests; fi"
+  - sh -c "if [ '$COVERALLS' = '1' ]; then phpunit --stderr --coverage-clover build/logs/clover.xml; fi"
+  - sh -c "if [ '$COVERALLS' = '1' ]; then php vendor/bin/coveralls -c .coveralls.yml -v; fi"
 
 notifications:
   email: false

src/Controller/Component/GcmComponent.php

@@ -67,7 +67,7 @@ class GcmComponent extends Component
      */
     public function __construct(ComponentRegistry $registry, array $config = [])
     {
-        parent::initialize($config);
+        parent::__construct($registry, $config);
         $this->_errorMessages = [
             '400' => __('Error 400. The request could not be parsed as JSON.'),
             '401' => __('Error 401. Unable to authenticating the sender account.'),