GOOD: allow setting 'Stretchy' as a global config

Signed-off-by: Jeff Carr <jcarr@wit.com>

window-debug-golang.go

@@ -11,6 +11,7 @@ import (
 import "git.wit.org/wit/gui"
 
 func golangDebug(w *gui.Node) {
+	gui.Config.Stretchy = false
 	if (w == nil) {
 		gui.Config.Title = "golangDebug Window"
 		gui.Config.Width = 100

window-resolv.go

@@ -72,13 +72,17 @@ func resolvWindow(w *gui.Node) {
 		bash("ping -c 3 2001:4860:4860::6464")
 	})
 
+	gui.Config.Stretchy = true
 	gNode.AddButton("set output", func (*gui.Node) {
 		if (generaloutput != nil) {
 			generaloutput.SetText("wow")
 			generaloutput.SetMargined(false)
 		}
 	})
+	gui.Config.Stretchy = false
 
+	gui.Config.Stretchy = true
 	gNode = tab.AddGroup("Update")
 	generaloutput = gNode.MakeGroupEdit("output")
+	gui.Config.Stretchy = false
 }