Add recent file view, implement runtime options
diff --git a/VarContext.cpp b/VarContext.cpp
index a67df2b..f444faa 100644
--- a/VarContext.cpp
+++ b/VarContext.cpp
@@ -1,7 +1,7 @@
 #include "VarContext.h"
 
 void VarContext::add(char t, const QString &name, const Token &value) {
-    _vars.insert(name, Var{t, value});
+    _vars.insert(name, Var{t, value, {}});
 }
 
 char VarContext::exists(const QString &name) {