Prepare for 3.x release (#99)

* Prepare for 3.x release

* Removed tests on php7.0

Author: Nyholm

.travis.yml

@@ -3,20 +3,18 @@ sudo: false
 cache:
     directories:
         - $HOME/.composer/cache/files
-        - $HOME/symfony-bridge/.phpunit
 env:
     global:
         - PHPUNIT_FLAGS="-v"
-        - SYMFONY_PHPUNIT_DIR="$HOME/symfony-bridge/.phpunit"
+
 matrix:
     fast_finish: true
     include:
           # Minimum supported Symfony version with the latest PHP version
-        - php: 7.1
+        - php: 7.2
           env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest"
 
           # Test the latest stable release
-        - php: 7.0
         - php: 7.1
         - php: 7.2
           env: COVERAGE=true PHPUNIT_FLAGS="-v --coverage-text"
@@ -27,7 +25,7 @@ matrix:
         - php: 7.2
           env: DEPENDENCIES="dunglas/symfony-lock:^3"
         - php: 7.2
-          env: DEPENDENCIES="dunglas/symfony-lock:^4" STABILITY="beta"
+          env: DEPENDENCIES="dunglas/symfony-lock:^4"
 
           # Latest commit to master
         - php: 7.2

composer.json

@@ -13,14 +13,17 @@
         }
     ],
     "require": {
-        "php": "^7.0",
-        "matthiasnoback/symfony-config-test": "^3.0",
+        "php": "^7.1",
+        "matthiasnoback/symfony-config-test": "^4.0",
         "symfony/dependency-injection": "^2.7 || ^3.3 || ^4.0",
         "symfony/config": "^2.7 || ^3.3 || ^4.0",
         "symfony/yaml": "^2.7 || ^3.3 || ^4.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^6.0"
+        "phpunit/phpunit": "^7.0"
+    },
+    "conflict": {
+        "phpunit/phpunit": "<7.0"
     },
     "autoload": {
         "psr-4" : { "Matthias\\SymfonyDependencyInjectionTest\\" : "" }