Updated git submodules

Project: vnfsdk/model master ab6c6f0c7ece1bbf0644efa875bcb287edf785b6

fix pkgtool references

Fixed git clone command and other typos in pkgtools doc.

Issue-ID: VNFSDK-102

Change-Id: Ia49da31f3e4fae223098b76691af9f2edd443e85
Signed-off-by: Chris Donley <christopher.donley@huawei.com>


diff --git a/docs/submodules/vnfsdk/model.git b/docs/submodules/vnfsdk/model.git
index 2964805..ab6c6f0 160000
--- a/docs/submodules/vnfsdk/model.git
+++ b/docs/submodules/vnfsdk/model.git
@@ -1 +1 @@
-Subproject commit 2964805a8d407baaf9c3685d7abd1479ed85e4d2
+Subproject commit ab6c6f0c7ece1bbf0644efa875bcb287edf785b6