development for admin access begins
Merge branch 'master' into admin
Merge branch 'master' into admin
Merge branch 'master' into admin
Merge branch 'master' into admin
added admin access to config.ru
added admin_controller skeleton file
Merge branch 'master' into admin
added admin helper
Merge branch 'master' into admin
Merge branch 'master' into admin
Merge branch 'master' into admin
Merge branch 'master' into admin
Merge branch 'master' into admin
sync with sinatra-mvc (added extensions), add admin extension for getting auth user and pw
added auth into accounts.yml.dist
implemented admin controller / action - list all users
admin extension - return parsed config
test_helper - app_root, authorize method
implemented admin tests - unauthorized, wrong credentials, proper credentials