Allow 'platform get' with no arguments.
Update Drush aliases after getEnvironment().
Merge pull request #194 from pjcdawkins/drush-aliases-on-get-environment

Update Drush aliases after getEnvironment()
Fix missing import for activate command.
Refactor choice questions.
Merge pull request #195 from pjcdawkins/get-choose-project

Allow 'platform get' with no arguments