Improve ext list command.
Improve ext list command.

hechunwen/phpbrew,pierredup/phpbrew,dduca-sugarcrm/phpbrew,mengzyou/phpbrew,pierredup/phpbrew,morozov/phpbrew,zonuexe/phpbrew,pinkbigmacmedia/phpbrew,williamn/phpbrew,viniciusferreira/phpbrew,viniciusferreira/phpbrew,mengzyou/phpbrew,konomae/phpbrew,mengzyou/phpbrew,konomae/phpbrew,viniciusferreira/phpbrew,davidfuhr/phpbrew,svetlyak40wt/phpbrew,phpbrew/phpbrew,pinkbigmacmedia/phpbrew,davidfuhr/phpbrew,davidfuhr/phpbrew,zonuexe/phpbrew,konomae/phpbrew,kayyyy/phpbrew,williamn/phpbrew,wellic/phpbrew,phpbrew/phpbrew,svetlyak40wt/phpbrew,phpbrew/phpbrew,williamn/phpbrew,zonuexe/phpbrew,davidfuhr/phpbrew,wellic/phpbrew,williamn/phpbrew,pinkbigmacmedia/phpbrew,viniciusferreira/phpbrew,dduca-sugarcrm/phpbrew,zonuexe/phpbrew,hechunwen/phpbrew,svetlyak40wt/phpbrew,pierredup/phpbrew,davidfuhr/phpbrew,konomae/phpbrew,wellic/phpbrew,kayyyy/phpbrew,morozov/phpbrew,pierredup/phpbrew,svetlyak40wt/phpbrew,hechunwen/phpbrew,kayyyy/phpbrew,hechunwen/phpbrew,dduca-sugarcrm/phpbrew,mengzyou/phpbrew,kayyyy/phpbrew,pinkbigmacmedia/phpbrew,dduca-sugarcrm/phpbrew,wellic/phpbrew