modified:   README.md
	new file:   ngx_link_supervisor/Readme.md
	new file:   ngx_link_supervisor/ngx_link_supervisor.lua
	modified:   ngx_viewcache/README.md
	modified:   ngx_viewcache/ngx_viewcache.lua
	modified:   ngx_viewcache/ngx_viewcache_config.lua
	new file:   utility.lua
Merge branch 'master' of https://github.com/whyreal/play_with_ngxlua