clean templates directory before beginning compilation

package.json

@@ -48,7 +48,8 @@
     "less": "^1.6.3",
     "daemon": "~1.1.0",
     "underscore": "^1.6.0",
-    "mkdirp": "~0.3.5"
+    "mkdirp": "~0.3.5",
+    "rimraf": "~2.2.6"
   },
   "optionalDependencies": {
     "redis": "0.8.3",

src/middleware/index.js

@@ -83,10 +83,13 @@ function routeCurrentTheme(app, themeData) {
 }
 
 function compileTemplates(pluginTemplates) {
-	var mkdirp = require('mkdirp');
+	var mkdirp = require('mkdirp'),
+		rimraf = require('rimraf');
 
 	winston.info('[themes] Compiling templates');
-
+	rimraf.sync(nconf.get('views_dir'));
+	mkdirp.sync(nconf.get('views_dir'));
+	
 	utils.walk(nconf.get('base_templates_path'), function(err, baseTpls) {
 		utils.walk(nconf.get('theme_templates_path'), function (err, themeTpls) {
 			var paths = pluginTemplates;