Fully Implemented legacy_del with tests.

In bin/TestDancerPluginLegacyRouting:
  Added routes for testing del

In t/04-legacy_del.t
  Added Tests for Use Cases:
    Ensure legacy_del directs to correct controller
    Legacy Route Called Logged when Logging Enabled
    Legacy Route Called NOT Logged when Logging NOT Enabled
    Legacy Route with URI Parameter
    Legacy Route with DELETE Args