tree adc9b4b2e1b49a7af8143f7ff11ff58023727461
parent b7f6fec565fcb66f31648b2982fe0263d6fbd6dc
author Thomas Vachuska <tom@onlab.us> 1490288841 -0700
committer Thomas Vachuska <tom@onlab.us> 1490288841 -0700

Fixed YANG model registry to remove the model during unregistration and to protect against NPE.

Change-Id: Iedeb8cebc6c22f666b22846fb25a6016d6983d71