Add footer links.

Merge pull request #44 from metallicgloss/journey-departure-time-corr…

…ection

Adjust time regex validation to ensure departure time is every 5 mins.

Merge pull request #43 from metallicgloss/correct_validation_length

Resolve station name validation.

Merge pull request #42 from metallicgloss/validation-improvement

Validation improvements.

Merge pull request #31 from metallicgloss/route_summary

Route summary