added tests for php 7

Author: pulkitjalan

.travis.yml

@@ -3,8 +3,10 @@ language: php
 
 php:
   - 5.4
+  - 5.5.9
   - 5.5
   - 5.6
+  - 7.0
   - hhvm
 
 before_script:
@@ -15,5 +17,5 @@ script:
   - phpunit --coverage-text --coverage-clover=coverage.clover
 
 after_script:
-  - sh -c 'if [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then wget https://scrutinizer-ci.com/ocular.phar; fi;'
-  - sh -c 'if [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then php ocular.phar code-coverage:upload --format=php-clover coverage.clover; fi;'
+  - sh -c 'if [ "$TRAVIS_PHP_VERSION" != "7.0" ] && [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then wget https://scrutinizer-ci.com/ocular.phar; fi;'
+  - sh -c 'if [ "$TRAVIS_PHP_VERSION" != "7.0" ] && [ "$TRAVIS_PHP_VERSION" != "hhvm" ]; then php ocular.phar code-coverage:upload --format=php-clover coverage.clover; fi;'