Allow different param names in different methods with same path scheme (#2209)

* Change methodHandler element type to methodContext

Signed-off-by: ortyomka <[email protected]>

* Allow different param names in the smae path with different methods

Signed-off-by: ortyomka <[email protected]>

* Rename methodContext to routeMethod
Add paramsCount in each node for perfomance

Signed-off-by: ortyomka <[email protected]>

* Add backtracking to nearest path

Signed-off-by: ortyomka <[email protected]>

* Remove params from NotAllowed

Signed-off-by: ortyomka <[email protected]>

Author: ortyomka