Added `--deps` flag to list the dependencies of the compiled file
Added tests for deps resolver
Visit imports not only on the root level
Merge branch 'pr/1429' into rc-0.43

* pr/1429:
  Visit imports not only on the root level
  Added tests for deps resolver
  Added `--deps` flag to list the dependencies of the compiled file

Conflicts:
	test/run.js
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