Examples:
1: li3 route show /foo
2: li3 route show post /foo/bar/1
3: li3 route show /test
4: li3 route show /test --env=production
Will return outputs similar to:
1: {"controller":"foo","action":"index" }
2: {"controller":"foo","action":"bar","args":["1"]}
3: {"controller":"lithium\\test\\Controller","action":"index"}
4: {"controller":"test","action":"index"}