moved 0.5 out of feature flag, removed deprecated 0.4 code and features

router/middleware/engine.go

@@ -1,28 +0,0 @@
-package middleware
-
-import (
-	"sync"
-
-	"github.com/drone/drone/engine"
-	"github.com/drone/drone/store"
-
-	"github.com/gin-gonic/gin"
-)
-
-// Engine is a middleware function that initializes the Engine and attaches to
-// the context of every http.Request.
-func Engine() gin.HandlerFunc {
-	var once sync.Once
-	var engine_ engine.Engine
-
-	return func(c *gin.Context) {
-
-		once.Do(func() {
-			store_ := store.FromContext(c)
-			engine_ = engine.Load(store_)
-		})
-
-		engine.ToContext(c, engine_)
-		c.Next()
-	}
-}