That project gathers simple examples to make use of the Travel Intelligence API (available from https://travel-intelligence.com/api).
From the command-line (CL), start a new Google Chrome session,
disabling the security (do not surf on the rest of Web with those options!):
$ mkdir -p
You can also copy the desktop shortcut (to Google Chrome) and amend it, adding the following two options: --allow-file-access-from-files --disable-web-security
Note that on MS Windows systems, the options are set with a single dash (-), not a double one (--) like on Linux.