Add zend.assertions to php.ini for PHP7 and Drupal development

defaults/main.yml

@@ -46,6 +46,7 @@ php_session_gc_divisor: '1000'
 php_session_gc_maxlifetime: '1440'
 php_short_open_tag: 'Off'
 php_upload_max_filesize: '2M'
+php_zend_assertions: '0'
 
 # apc.ini
 apc_rfc1867: '1'

templates/etc-php5-apache2-php.ini

@@ -384,6 +384,8 @@ zend.enable_gc = On
 ; Default: ""
 ;zend.script_encoding =
 
+zend.assertions = {{ php_zend_assertions }}
+
 ;;;;;;;;;;;;;;;;;
 ; Miscellaneous ;
 ;;;;;;;;;;;;;;;;;