Fixed yangtools feature repo, bug with base and lang3 property version

Change-Id: Ibd5095501b0f9fbe585ad1c6389e0385448f9321
Signed-off-by: Mathieu Lemay <mlemay@inocybe.com>
Signed-off-by: Ed Warnicke <eaw@cisco.com>
Merge "Fixed yangtools feature repo, bug with base and lang3 property version"