BUG-1199 : Do not override LSP arguments when updating LSP. Make LSP mandatory object in update-lsp operation.

Change-Id: I948ecbff10b83b7b91795c1e936ff5e220712fbc
Signed-off-by: Dana Kutenicsova <dkutenic@cisco.com>
Bug 1205 - AS path segment value encoded by 2 bytes

Change-Id: I613efb48273553276204d2569b699a57d136a3d0
Signed-off-by: Martin Bobak <mbobak@cisco.com>