Update composer.json and travis configs

.travis.yml

@@ -1,30 +1,31 @@
-# See https://github.com/silverstripe-labs/silverstripe-travis-support for setup details
-
-sudo: false
-
 language: php
 
-php:
-  - 5.6
+dist: xenial
+
+services:
+  - mysql
 
 env:
-  - DB=MYSQL CORE_RELEASE=4
+  global:
+    - COMPOSER_ROOT_VERSION="5.x-dev"
 
 matrix:
   include:
-    - php: 5.6
-      env: DB=PGSQL CORE_RELEASE=4
-    - php: 7.0
-      env: DB=MYSQL CORE_RELEASE=4
     - php: 7.1
-      env: DB=MYSQL CORE_RELEASE=4 PHPUNIT_TEST=1
+      env: DB=MYSQL PHPUNIT_TEST=1
+    - php: 7.1
+      env: DB=PGSQL PHPUNIT_TEST=1
+    - php: 7.2
+      env: DB=MYSQL PHPUNIT_TEST=1
+    - php: 7.3
+      env: DB=MYSQL PHPUNIT_TEST=1
 
 before_script:
   - phpenv rehash
   - phpenv config-rm xdebug.ini
   - composer validate
-  - composer require --no-update silverstripe/recipe-cms:1.0.x-dev
-  - if [[ $DB == PGSQL ]]; then composer require --no-update silverstripe/postgresql:2.0.x-dev; fi
+  - composer require --no-update silverstripe/recipe-cms:^4
+  - if [[ $DB == PGSQL ]]; then composer require --no-update silverstripe/postgresql:^2; fi
   - composer install --prefer-dist --no-interaction --no-progress --no-suggest --optimize-autoloader --verbose --profile
 
 script:

composer.json

@@ -15,19 +15,16 @@
         }
     ],
     "require": {
-        "silverstripe/framework": "~4.0"
+        "silverstripe/framework": "^4"
     },
     "require-dev": {
-        "phpunit/PHPUnit": "^5.7"
+        "phpunit/phpunit": "^5.7"
     },
     "extra": {
         "expose": [
             "client"
         ],
-        "installer-name": "multivaluefield",
-        "branch-alias": {
-            "dev-master": "5.0.x-dev"
-        }
+        "installer-name": "multivaluefield"
     },
     "replace": {
         "silverstripe/multivaluefield": "self.version"