Rename Router class to Services\RoutingService

[caendesilva]

This breaking internal change renames the Router class (and its interface) to RoutingService, to distinguish that it's not a traditional router. It's also moved into the Services namespace.

[codecov]

Codecov Report

Merging #234 (15a7a9c) into master (a026858) will not change coverage.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##              master      #234   +/-   ##
===========================================
  Coverage     100.00%   100.00%           
  Complexity       816       816           
===========================================
  Files            103       103           
  Lines           2092      2092           
===========================================
  Hits            2092      2092           

Impacted Files	Coverage Δ
packages/framework/src/Services/RoutingService.php	100.00% <ø> (ø)
packages/framework/src/Models/NavigationMenu.php	100.00% <100.00%> (ø)
packages/framework/src/Models/Route.php	100.00% <100.00%> (ø)
packages/framework/src/Services/BuildService.php	100.00% <100.00%> (ø)

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