add github pages docsify support

Author: Vonng

.nojekyll

@@ -2,13 +2,11 @@
 default: serve
 
 # serve document with docsify (or python)
-s: serve
-d: serve
 serve:
 	bin/serve
 
 # generate zh-tw version
 translate:
 	bin/zh-tw.py
 
-.PHONY: s d serve translate
+.PHONY: default serve translate