V0.1.0-rc3

Use "make" instead luarocks to install vanilla, make vanilla more easy to ues.
Reduce package dependency.
Implements a router and a set of pluggable routing protocol.
Specifies �nginx bin PATH for vanilla start or stop, Specifies lua or luajit bin PATH for vanilla command.
Pcall call local static functions instead of dynamic functions.
Ning conf file can use {{NGX_PATH}} as a config params.