nitls: can use `--depends` with others options.

nitls: can use `--depends` with others options.

~~~
$ nitls ../examples/hello_world.nit ../examples/calculator.nit -d
calculator (../examples/calculator.nit)
gtk (../lib/gtk.nit)
gtk3_4 (../lib/gtk3_4)
hello_world (../examples/hello_world.nit)
standard (../lib/standard)
~~~

~~~
$ nitls ../examples/hello_world.nit ../examples/calculator.nit -d -t -p
../examples/calculator.nit
`--../examples/calculator.nit
../lib/gtk.nit
`--../lib/gtk.nit
../lib/gtk3_4
|--../lib/gtk3_4/gdk_enums.nit
|--../lib/gtk3_4/gtk3_4.nit
|--../lib/gtk3_4/gtk_assistant.nit
|--../lib/gtk3_4/gtk_core.nit
|--../lib/gtk3_4/gtk_dialogs.nit
|--../lib/gtk3_4/gtk_enums.nit
`--../lib/gtk3_4/gtk_widgets_ext.nit
../examples/hello_world.nit
`--../examples/hello_world.nit
../lib/standard
|--../lib/standard/environ.nit
|--../lib/standard/exec.nit
|--../lib/standard/file.nit
|--../lib/standard/gc.nit
|--../lib/standard/kernel.nit
|--../lib/standard/math.nit
|--../lib/standard/posix.nit
|--../lib/standard/standard.nit
|--../lib/standard/stream.nit
|--../lib/standard/string.nit
|--../lib/standard/string_search.nit
|--../lib/standard/time.nit
`--../lib/standard/collection
   |--../lib/standard/collection/abstract_collection.nit
   |--../lib/standard/collection/array.nit
   |--../lib/standard/collection/collection.nit
   |--../lib/standard/collection/hash_collection.nit
   |--../lib/standard/collection/list.nit
   |--../lib/standard/collection/range.nit
   `--../lib/standard/collection/sorter.nit
~~~