ShowsChild: Remove the need for a .ui file

Its a simple enough widget that can be written by hand
and does not need a .ui builder file.

podcasts-gtk/resources/gtk/shows_child.ui

@@ -1,58 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.22.0 
-
-Copyright (C) 2017 - 2018
-
-This file is part of Hammond.
-
-Hammond is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.
-
-Hammond is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with Hammond.  If not, see <http://www.gnu.org/licenses/>.
-
-Authors:
-Jordan Petridis
-Tobias Bernard
-
--->
-<interface>
-  <requires lib="gtk+" version="3.20"/>
-  <!-- interface-license-type gplv3 -->
-  <!-- interface-name Hammond -->
-  <!-- interface-description A podcast client for the GNOME Desktop -->
-  <!-- interface-copyright 2017 - 2018 -->
-  <!-- interface-authors Jordan Petridis\nTobias Bernard -->
-  <object class="GtkBox" id="fb_child">
-    <property name="width_request">256</property>
-    <property name="height_request">256</property>
-    <property name="visible">True</property>
-    <property name="can_focus">False</property>
-    <property name="halign">center</property>
-    <property name="valign">center</property>
-    <property name="orientation">vertical</property>
-    <child>
-      <object class="GtkImage" id="pd_cover">
-        <property name="visible">True</property>
-        <property name="can_focus">False</property>
-        <property name="halign">center</property>
-        <property name="valign">center</property>
-        <property name="pixel_size">256</property>
-        <property name="icon_name">image-x-generic-symbolic</property>
-        <property name="icon_size">0</property>
-      </object>
-      <packing>
-        <property name="expand">False</property>
-        <property name="fill">True</property>
-        <property name="position">0</property>
-      </packing>
-    </child>
-  </object>
-</interface>

podcasts-gtk/resources/resources.xml

@@ -7,7 +7,6 @@
       <file compressed="true" preprocess="xml-stripblanks">gtk/empty_show.ui</file>
       <file compressed="true" preprocess="xml-stripblanks">gtk/home_view.ui</file>
       <file compressed="true" preprocess="xml-stripblanks">gtk/home_episode.ui</file>
-      <file compressed="true" preprocess="xml-stripblanks">gtk/shows_child.ui</file>
       <file compressed="true" preprocess="xml-stripblanks">gtk/headerbar.ui</file>
       <file compressed="true" preprocess="xml-stripblanks">gtk/inapp_notif.ui</file>
       <file compressed="true" preprocess="xml-stripblanks">gtk/hamburger.ui</file>