rm Billboard example;

examples/Billboard/main.lua

@@ -1,13 +0,0 @@
-function lovr.load()
-  eye = lovr.graphics.newMaterial(lovr.graphics.newTexture('eye.png'))
-end
-
-function lovr.draw()
-  local t = lovr.timer.getTime() * .5 + math.pi
-  local x = 0
-  local y = 3
-  local z = -5
-  local width, height = 1, 1
-  local angle, ax, ay, az = lovr.math.lookAt(x, y, z, lovr.headset.getPosition())
-  lovr.graphics.plane(eye, x, y, z, width, height, angle, ax, ay, az)
-end

examples/init.lua

@@ -6,6 +6,5 @@ return {
   '360_Photo',
   'Primitives',
   'Lighting',
-  'Physics',
-  'Billboard'
+  'Physics'
 }