Added character manager and character descriptions. Allow tile sets

that have no specified layer.  Made the scene editor gracefully handle
the case where there are no valid tile sets for use with the selected
scene layer.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@461 542714f4-19e9-0310-aa3c-eee0fc999fb1

tests/rsrc/config/miso/characters.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" standalone="yes"?>
+
+<!-- $Id: characters.xml,v 1.1 2001/10/15 23:53:43 shaper Exp $ -->
+
+<!-- Initial test character description data. -->
+
+<characters>
+
+  <character tsid="1003" frames="8" fps="8"/>
+
+</characters>

tests/rsrc/config/miso/tilesets.xml

@@ -1,12 +1,12 @@
 <?xml version="1.0" standalone="yes"?>
 
-<!-- $Id: tilesets.xml,v 1.20 2001/10/11 15:22:44 shaper Exp $ -->
+<!-- $Id: tilesets.xml,v 1.21 2001/10/15 23:53:43 shaper Exp $ -->
 
 <!-- Initial test tileset description data. -->
 
 <tilesetgroup>
 
-  <tileset tsid="1003" name="Red Character" layer="Fringe">
+  <tileset tsid="1003" name="Red Character">
     <imagefile>media/miso/tiles/character.png</imagefile>
     <rowheight>94, 94, 94, 94, 94, 94, 94, 94</rowheight>
     <rowwidth>94, 94, 94, 94, 94, 94, 94, 94</rowwidth>
@@ -23,14 +23,14 @@
     <passable>1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1</passable>
   </tileset>
 
-  <tileset tsid="1007" name="Node Icons" layer="Fringe">
+  <tileset tsid="1007" name="Node Icons">
     <imagefile>media/miso/tiles/node-icons.png</imagefile>
     <rowheight>16</rowheight>
     <rowwidth>16</rowwidth>
     <tilecount>8</tilecount>
   </tileset>
 
-  <tileset tsid="1008" name="Editor Icons" layer="Fringe">
+  <tileset tsid="1008" name="Editor Icons">
     <imagefile>media/miso/tiles/editor-icons.png</imagefile>
     <rowheight>22</rowheight>
     <rowwidth>20</rowwidth>