Travis config update, remove branch aliases

.travis.yml

@@ -1,14 +1,22 @@
 language: php
 
-dist: trusty
+dist: xenial
 
-before_install:
+services:
- - sudo apt-get update
+  - mysql
- - sudo apt-get install chromium-chromedriver
+  - postgresql
+  - xvfb
+
+addons:
+  apt:
+    packages:
+      - tidy
+      - chromium-chromedriver
+      - chromium-browser
 
 env:
   global:
-    - COMPOSER_ROOT_VERSION="2.3.x-dev"
+    - COMPOSER_ROOT_VERSION="2.x-dev"
     - DISPLAY=":99"
     - XVFBARGS=":99 -ac -screen 0 1024x768x16"
     - SS_BASE_URL="http://localhost:8080/"
@@ -16,20 +24,19 @@ env:
 
 matrix:
   include:
-    - php: 5.6
-      env: DB=MYSQL INSTALLER_VERSION=4.4.x-dev PHPCS_TEST=1 PHPUNIT_TEST=1
-    - php: 7.0
-      env: DB=PGSQL INSTALLER_VERSION=4.4.x-dev PHPUNIT_TEST=1
     - php: 7.1
-      env: DB=MYSQL INSTALLER_VERSION=4.4.x-dev BEHAT_TEST=1
+      env: DB=MYSQL PHPCS_TEST=1 PHPUNIT_TEST=1
+    - php: 7.1
+      env: DB=PGSQL PHPUNIT_TEST=1
+    - php: 7.1
+      env: DB=MYSQL BEHAT_TEST=1
     - php: 7.2
-      env: DB=MYSQL INSTALLER_VERSION=4.4.x-dev PHPUNIT_TEST=1
+      env: DB=MYSQL PHPUNIT_TEST=1
-    - php: 7.2
-      env: DB=MYSQL INSTALLER_VERSION=4.x-dev BEHAT_TEST=1
     - php: 7.3
-      env: DB=MYSQL INSTALLER_VERSION=4.4.x-dev PHPUNIT_TEST=1
+      env: DB=MYSQL PHPUNIT_TEST=1
 
 before_script:
+  - sudo apt-get remove -y --purge google-chrome-stable || true
   # Extra $PATH
   - export PATH=/usr/lib/chromium-browser/:$PATH
 
@@ -40,14 +47,13 @@ before_script:
 
   # Install composer
   - composer validate
-  - composer require silverstripe/installer:"$INSTALLER_VERSION" silverstripe/recipe-testing:^1 --no-update
+  - composer require silverstripe/installer:^4 silverstripe/recipe-testing:^1 --no-update
-  - if [[ $DB == PGSQL ]]; then composer require --no-update silverstripe/postgresql:2.2.x-dev; fi
+  - if [[ $DB == PGSQL ]]; then composer require --no-update silverstripe/postgresql:^2; fi
   - composer install --prefer-source --no-interaction --no-progress --no-suggest --optimize-autoloader --verbose --profile
 
   # Behat bootstrapping
   - if [[ $BEHAT_TEST ]]; then mkdir artifacts; fi
   - if [[ $BEHAT_TEST ]]; then cp composer.lock artifacts/; fi
-  - if [[ $BEHAT_TEST ]]; then sh -e /etc/init.d/xvfb start; sleep 3; fi
   - if [[ $BEHAT_TEST ]]; then (chromedriver > artifacts/chromedriver.log 2>&1 &); fi
   - if [[ $BEHAT_TEST ]]; then (vendor/bin/serve --bootstrap-file vendor/silverstripe/cms/tests/behat/serve-bootstrap.php &> artifacts/serve.log &); fi
 

composer.json

@@ -15,12 +15,12 @@
         }
     ],
     "require": {
-        "silverstripe/framework": "^4.4@dev",
+        "silverstripe/framework": "^4",
-        "silverstripe/cms": "^4.4@dev",
+        "silverstripe/cms": "^4",
-        "silverstripe/admin": "^1.4@dev",
+        "silverstripe/admin": "^1",
-        "silverstripe/asset-admin": "^1.4@dev",
+        "silverstripe/asset-admin": "^1",
-        "silverstripe/errorpage": "^1.4@dev",
+        "silverstripe/errorpage": "^1",
-        "silverstripe/versioned": "^1.4@dev"
+        "silverstripe/versioned": "^1"
     },
     "require-dev": {
         "phpunit/phpunit": "^5.7",
@@ -33,9 +33,6 @@
         }
     },
     "extra": {
-        "branch-alias": {
-            "dev-master": "2.x-dev"
-        },
         "expose": [
             "javascript",
             "css"