Use switch in favor of contains to reduce errors
Add help output to fry-current
Update copy in fry-help
Better help output for fry-install
Let fry handle -h and --help
Fix argument delegation
Better help output for fry use
Improve test style
Use contains instead of switch

TIL about the -- argument to commands
Add configuration command
Merge pull request #6 from terlar/feature/improve-usability

Feature: Improve usability