Fix syntax errors in JSON examples

Many documentation samples include JSON which is not syntactically
valid. This change does not verify that the JSON samples included in
project are correct or used, but merely corrects the obviously invalid
sections of code.

Change-Id: I8539be30d41207befda004017664099471f28ab5
Fixes error on Create Network

Change-Id: I8f2ae9497d440079bc9f059b87db00b0829e7c9e
Closes-Bug: #1251309
Merge "Fix syntax errors in JSON examples"
Merge "Fixes error on Create Network"