Implement the remaining Choose buttons for the special node edit dialog.

Also:
- Fix text response node using wrong string for response matching
- Fix inability to change PC race during party creation
- Info string area in select trait dialog widened considerably

rsrc/dialogs/edit-special-text-sm.xml

@@ -0,0 +1,9 @@
+<?xml version='1.0' encoding='UTF-8' standalone='no'?>
+<?xml-stylesheet href="dialog.xsl" type="text/xsl"?>
+<dialog defbtn='okay'>
+	<field name='str1' top='32' left='53' width='293' height='96'/>
+	<pict type='dlog' num='16' top='8' left='8'/>
+	<text size='large' top='6' left='50' width='169' height='16'>Editing Special Message:</text>
+	<button name='okay' type='regular' top='134' left='285'>OK</button>
+	<button name='cancel' type='regular' def-key='esc' top='134' left='219'>Cancel</button>
+</dialog>