fix(taskr): use require-relative to perform relative requires

Author: merceyz

packages/taskr/lib/plugins.js

@@ -4,6 +4,7 @@ const p = require('path');
 const flatten = require('./fn').flatten;
 const isObject = require('./fn').isObject;
 const co = require('bluebird').coroutine;
+const requireRelative = require('require-relative');
 const $ = require('./utils');
 
 const rgx = /^@(taskr|fly)|(taskr|fly)-/i;
@@ -18,13 +19,7 @@ const join = p.join;
  */
 function req(name, base) {
 	try {
-		try {
-			name = require.resolve(name);
-		} catch (_) {
-			name = join(base, name);
-		} finally {
-			return require(name);
-		}
+		return requireRelative(name, base);
 	} catch (e) {
 		$.alert(e.message);
 	}

packages/taskr/package.json

@@ -19,6 +19,7 @@
     "taskr.d.ts"
   ],
   "dependencies": {
+    "require-relative": "^0.8.7",
     "bluebird": "^3.5.0",
     "clorox": "^1.0.1",
     "glob": "^7.1.2",