refactor apps_cache and remove logging
add Config class
renamed endpoint.coffee to apps_api.coffee
add route /deploy/config to get bot's config
add route POST /deploy/config to save bot's config
put code that gets config inside a callback for Config.get
fix config not saved but 204 returned
add validate method to validate config objects
add loadIntoEnvironment method
every time config_api is loaded load config into env
add str utils module
add ConfigValidator class
improve Config class and use the ConfigValidator
change to set config, then check if it's valid, then save
load config_api and apps_api scripts when loading hubot-deploy
move apps scripts to src/apps folder
move utils to src/utils folder
move config scripts to src/config folder
wrap returned validation errors into an errors property
log some messages when updating deployment config