updated dotfiles, fixed install scripts, added missing packages

dot_config/xfce4/xfconf/private_xfce-perchannel-xml/thunar.xml

@@ -9,4 +9,7 @@
   <property name="misc-thumbnail-draw-frames" type="bool" value="false"/>
   <property name="misc-thumbnail-mode" type="string" value="THUNAR_THUMBNAIL_MODE_ALWAYS"/>
   <property name="misc-thumbnail-max-file-size" type="uint64" value="104857600"/>
+  <property name="misc-use-csd" type="bool" value="false"/>
+  <property name="misc-directory-specific-settings" type="bool" value="true"/>
+  <property name="last-show-hidden" type="bool" value="true"/>
 </channel>