Implement partials cache

(Partials are only loaded from disk when first requested.)

coffee/lib/set-express.coffee

@@ -69,15 +69,16 @@ addPartials = (template) ->
 		tokenToReplace = match[0]
 		partialFilePath = path.join viewsPath, match[1]
 
-		console.log partialFilePath
+		partial = partialsCache[partialFilePath]
 
-		# cachedPartial = partialsCache[partialFilePath]
+		if partial == undefined
+			console.log "Loading partial #{partialFilePath}…"
+			partial = fs.readFileSync partialFilePath, 'utf8'
+			partialsCache[partialFilePath] = partial
+		else
+			console.log "Using partial from cache: #{partialFilePath}"
 
-		#partial = if cachedPartial != undefined then cachedPartial else fs.readFileSync partialFilePath, 'utf8'
-
-		partial = fs.readFileSync partialFilePath, 'utf8'
-
-		console.log partial
+		# console.log partial
 
 		template = template.replace (new RegExp tokenToReplace, 'g'), partial