Fix cs errors and update packages

.travis.yml

@@ -1,17 +1,16 @@
 language: php
 
-sudo: false
+dist: xenial
 
 php:
   - 7.3
 
 before_script:
-  - sh -c "composer require 'cakephp/cakephp-codesniffer:^3.3'"
-  - sh -c "composer require 'squizlabs/php_codesniffer:^3.5'"
-  - phpenv rehash
+  - composer require cakephp/cakephp-codesniffer:^3.3
+  - composer install
 
 script:
-  - sh -c "vendor/bin/phpcs -p --extensions=php --standard=vendor/cakephp/cakephp-codesniffer/CakePHP ./src ./tests ./config"
+  - vendor/bin/phpcs -p src/ tests/ config/
 
 notifications:
   email: false

composer.json

@@ -9,7 +9,7 @@
 		"cakephp/cakephp": "3.8.*",
 		"cakephp/migrations": "^2.0.0",
 		"mobiledetect/mobiledetectlib": "2.*",
-		"cakephp/plugin-installer": "^1.1.0",
+		"cakephp/plugin-installer": "^1.3",
 		"markstory/asset_compress": "~3.0",
 		"cakedc/users": "^8.0",
 		"burzum/cakephp-imagine-plugin": "~2.0",
@@ -18,18 +18,14 @@
 		"josegonzalez/cakephp-upload": "^4.0.0",
 		"google/recaptcha": "~1.1",
 		"linkorb/jsmin-php": "^1.0",
-		"natxet/CssMin": "^3.0"
+		"natxet/cssmin": "^3.0"
 	},
 	"require-dev": {
 		"psy/psysh": "@stable",
 		"cakephp/debug_kit": "~3.2",
 		"cakephp/bake": "~1.1",
 		"cakephp/cakephp-codesniffer": "^3.0",
-		"phpunit/phpunit": "^5.7.14|^6.0"
-	},
-	"suggest": {
-		"phpunit/phpunit": "Allows automated tests to be run without system-wide install.",
-		"cakephp/cakephp-codesniffer": "Allows to check the code against the coding standards used in CakePHP."
+		"phpunit/phpunit": "^6.0"
 	},
 	"autoload": {
 		"psr-4": {
@@ -57,11 +53,9 @@
 			"@cs-check",
 			"@test"
 		],
-		"cs-check": "phpcs -p ./src ./tests",
-		"cs-fix": "phpcbf ./src ./tests",
+		"cs-check": "phpcs --colors -p src/ tests/ config/",
+		"cs-fix": "phpcbf --colors -p src/ tests/ config/",
 		"test": "phpunit",
 		"test-coverage": "phpunit --coverage-clover=clover.xml"
-	},
-	"minimum-stability": "dev",
-	"prefer-stable": true
+	}
 }