Added placeholder ValueEditors for all field types

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@75 0fc631ac-6414-0410-93d0-97cfa31319b6

src/render/value/symbol.cpp

@@ -8,4 +8,8 @@
 
 #include <render/value/symbol.hpp>
 
-// ----------------------------------------------------------------------------- : 
+// ----------------------------------------------------------------------------- : SymbolValueViewer
+
+void SymbolValueViewer::draw(RotatedDC& dc) {
+	// TODO
+}