Fix build folder for less files

Author: daniel.gomez

.gitignore

@@ -1,2 +1,3 @@
 /node_modules
+/lib
 /.idea

tools/build-lib.js

@@ -6,8 +6,8 @@ import { exec } from 'child-process-promise';
 
 const repoRoot = path.resolve(__dirname, '../');
 const lib = path.join(repoRoot, 'lib');
-const lessSrc = path.join(repoRoot, '/src/less');
-const lessDest = path.join(lib, '/less');
+const lessSrc = path.join(repoRoot, '/src/styles');
+const lessDest = path.join(lib, '/styles');
 
 console.log('building lib'.green);