Adding pux global variable
setup shutdown handler and rinit handler
PHP_INI_BEGIN()
Add php ini entry pux.fstat
setup mux_array
initialize global mux array
Add pux_mux_fetch and pux_mux_store skeleton function
Fix global id initialization
Add pux_store_mux to store persistent mux object.
always run zend_hash_update
let persistent accessors work!
Add pux_delete_mux function to delete persisten mux
refactor to static functions so we can re-use it.
implement pux_persisten_dispatch function skeleton
basic loader with zend compile and opcode executor
bought zend_eval_string code to load the EG result.
first workable pux_persistent_dispatch function interface
remove persistent mux dtor
update travis test script
Add compile script