define RenderDyn, RenderBox

src/groovebox.rs

@@ -76,7 +76,7 @@ impl EdnLayout<Tui> for Groovebox {
             _ => 0
         }
     }
-    fn get_content <'a> (&'a self, item: &str) -> Box<EdnRender<'a, Tui>> {
+    fn get_content <'a> (&'a self, item: &str) -> RenderBox<'a, Tui> {
         use EdnItem::*;
         match item {
             ":input-meter-l" => Box::new(Meter("L/", self.sampler.input_meter[0])),

src/lib.rs

@@ -13,7 +13,7 @@ pub(crate) use ::tek_tui::{
     tek_engine::{
         from,
         Usually, Perhaps,
-        Output, Content, Render, Thunk, render, Engine, Size, Area,
+        Output, Content, Render, RenderBox, Thunk, render, Engine, Size, Area,
         Input, handle, Handle, command, Command, input_to_command, InputToCommand, keymap, EventMap,
     },
     Tui,