added support for watchDirs whitelist

this is mainly required to avoid ENOSPC errors on Linux due to inotify's
default watch limit

Author: FND

index.js

@@ -14,7 +14,16 @@ module.exports = (rootDir, config = "faucet.js", // eslint-disable-next-line ind
 	let configDir = path.dirname(configPath);
 	config = require(configPath);
 
-	let watcher = watch && makeWatcher(rootDir);
+	let watcher;
+	if(watch) {
+		let { watchDirs } = config;
+		/* eslint-disable indent */
+		watchDirs = watchDirs ?
+				watchDirs.map(dir => path.resolve(rootDir, dir)) :
+				[rootDir];
+		/* eslint-enable indent */
+		watcher = makeWatcher(watchDirs);
+	}
 
 	Object.keys(PLUGINS).forEach(type => {
 		let cfg = config[type];

package.json

@@ -1,6 +1,6 @@
 {
 	"name": "faucet-pipeline",
-	"version": "0.11.1",
+	"version": "0.11.2",
 	"description": "front-end asset pipeline",
 	"author": "FND",
 	"contributors": [
@@ -24,11 +24,11 @@
 	},
 	"dependencies": {
 		"minimist": "^1.2.0",
-		"nite-owl": "^3.0.0"
+		"nite-owl": "^3.1.0"
 	},
 	"devDependencies": {
-		"eslint": "^4.3.0",
-		"eslint-config-fnd": "^1.1.1",
-		"release-util-fnd": "^1.0.0"
+		"eslint": "^4.4.1",
+		"eslint-config-fnd": "^1.2.0",
+		"release-util-fnd": "^1.0.4"
 	}
 }