[TIMOB-16853] Fixed disabling of colors for 'setup' command. Also fixed --no-color flag.
[TIMOB-16853] Updated changelog.
[TIMOB-16853] Forcibly disable colors and progress bars if we don't have a TTY.
Merge pull request #128 from appcelerator/timob-16853

[TIMOB-16853] Fixed disabling colors for 'setup' command.