Move to PHP7.1 and changed travis build

(yeah, it's still empty, need to write tests, yolo)

.travis.yml

@@ -1,30 +1,15 @@
 language: php
 
 php:
-    - 5.3
-    - 5.4
-    - 5.5
-    - 5.6
-    - nightly
-    - hhvm
-    - hhvm-nightly
-
-branches:
-    only:
-        - master
-        - /^\d+\.\d+$/
-
-matrix:
-    allow_failures:
-        - php: nightly
-        - php: hhvm-nightly
+    - 7.1
 
 script:
     - mkdir -p build/logs
+    - composer require satooshi/php-coveralls
     - phpunit --coverage-clover build/logs/clover.xml
 
 after_success: |
- sh -c 'if [ "$TRAVIS_PHP_VERSION" != "hhvm" -a "$TRAVIS_PHP_VERSION" != "hhvm-nightly" ]; then php vendor/bin/coveralls -v --config .coveralls.yml; fi;'
+   php vendor/bin/coveralls -v --config .coveralls.yml
 
 notifications:
     email: [email protected]

composer.json

@@ -13,13 +13,12 @@
         }
     ],
     "require": {
-        "php": ">=5.3.0",
-        "doctrine/orm": "~2.3"
+        "php": "^7.1",
+        "doctrine/orm": "^2.5"
     },
     "require-dev": {
-        "phpunit/phpunit": "~4.4",
-        "satooshi/php-coveralls": "~0.6",
-        "doctrine/data-fixtures": "~1.0"
+        "phpunit/phpunit": "^6.0",
+        "doctrine/data-fixtures": "^1.0"
     },
     "suggest": {
         "doctrine/data-fixtures": "To use the nice AbstractFixture class",