batch replace grid- (scratch) by col- (bootstrap)

hand replace
* push- by offset-
* no-gutter by g-0

add breakpoints md- and sm-

src/Bundle/ChillPersonBundle/Resources/views/Widget/homepage_person_list.html.twig

@@ -3,7 +3,7 @@
     under the customFields variable, with the custom field slug as key.
 #}
 {% import 'ChillPersonBundle:Person:macro.html.twig' as person %}
-<div class="grid-8 centered">
+<div class="col-8 centered">
     <h2>{{ 'Accompanyied people'|trans }}</h2>
     <table>
         <tbody>