added forumpost-edit.html to templates

widget_robo_mommy/forum/templates/forum/forumpost-edit.html

+{% extends 'base.html' %}
+
+{% load static %}
+
+{% block content %}
+    <title>Edit Post</title>
+    <h1>Edit post:</h1>
+    <form method="post">
+    {% csrf_token %}
+    {{ form.as_p }}
+        <input type="submit" value="Save Changes to Post">
+    </form>
+{%  endblock content %}
\ No newline at end of file