change block personcontent to content more consistent with other templates and less need for if-statements

src/Bundle/ChillPersonBundle/Resources/views/AccompanyingPeriod/form.html.twig

@@ -18,7 +18,7 @@
 {% block title page_title  %}
 
 
-{% block personcontent %}
+{% block content %}
     
 <h1>{{ page_title }}</h1>
 

src/Bundle/ChillPersonBundle/Resources/views/AccompanyingPeriod/list.html.twig

@@ -4,7 +4,7 @@
 
 {% block title %}{{ 'Accompanying period list for person'|trans }}{% endblock title %}
 
-{% block personcontent %}
+{% block content %}
 <div class="person-accompanyingperiods">
 
     <h1>{{ 'Accompanying period list'|trans }}</h1>

src/Bundle/ChillPersonBundle/Resources/views/AccompanyingPeriod/re_open.html.twig

@@ -4,7 +4,7 @@
 
 {% block title 'Re-Open a period'|trans  %}
 
-{% block personcontent %}
+{% block content %}
     
     <h1>{{ 'Re-Open a period'|trans }}</h1>