Allow specifying a Drush alias group name, e.g. 'platform fix-aliases --group=xyz'.
Add new command 'alias-group' to set a single project's Drush alias group name.
Have just one command for dealing with aliases: 'drush-aliases [--group groupname]'.
Better errors if the project config can't be changed
Add 'recreate' and 'pipe' options to drush-aliases, with fancier output.
Add a 'uri' to aliases.
Fix command description for environment:relationships.
Added a couple of to-dos.
Suppress shell exec errors in a Windows-compatible way.
Add 'platform url' command to get the URL and open it in a browser.
Clear the Drush cache after changing aliases.
Add path argument to 'platform url'.
Merge pull request #96 from pjcdawkins/feature/environment-url

Add 'platform url' command to get the URL and open it in a browser.
Merge pull request #89 from pjcdawkins/feature/custom-alias-group-name

Allow specifying a Drush alias group name (and other minor drush alias features)
Update README.md to fix version instructions

Fixes #94, #85
Merge pull request #92 from pjcdawkins/fix/description-for-relationships

Whoops. This was *totally* not copied from model.module...
Moved safe-suppression ->shellExec() to PlatformCommand, fixes #58