Changed:
{% for f in t.files_changed[:2] %}
{{ f.file_path.split('/')[-1] }}
({% if f.lines_added > 0 %}+{{ f.lines_added }}{% endif %}{% if f.lines_removed > 0 %}-{{ f.lines_removed }}{% endif %})
{% if not loop.last %}, {% endif %}
{% endfor %}
{% if t.files_changed|length > 2 %}
+{{ t.files_changed|length - 2 }} more
{% endif %}