Use floating mode by default for some apps

dotfiles/i3/config

@@ -211,6 +211,9 @@ bindsym XF86AudioMute        exec "saturnin iam listening"
 mouse_warping none
 
 
+for_window [class="Shutter"]    floating enable
+for_window [class="Orage"]      floating enable
+
 exec "owncloud"
 exec "psi"
 exec "orage"