Added similar projects

unlight · unlight · commit 9563acdfc386 · 2015-06-11T12:01:23.000+03:00
diff --git a/readme.md b/readme.md
@@ -50,6 +50,7 @@ https://github.com/postcss/postcss-import
 https://www.npmjs.com/package/combine-css/  
 https://github.com/suisho/gulp-cssjoin  
 https://github.com/jfromaniello/css-import  
+https://github.com/mariocasciaro/gulp-concat-css  
 
 
 KNOWN ISSUES
