Update the calendar API to order event list by starting time

[Piumal1999]

Purpose

The purpose of this PR is to fix #26

Goals

Updating the calendar API to order event list by starting time

Approach

Added "orderBy" attribute to the URL.
Note: "orderBy" is only available when querying single events (i.e. the parameter singleEvents is True)

Checklist

• This PR doesn't commit any keys, passwords, tokens, usernames, or other secrets.
• I have read and understood the development best practices guidelines ( http://bit.ly/sef-best-practices )
• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation

Related PRs

N/A

Test environment

IntelliJ IDEA 2019.1.1 (Ultimate Edition)
JRE: 1.8.0_202-release-1483-b44 amd64
JVM: OpenJDK 64-Bit Server VM by JetBrains s.r.o

Learning

N/A

[jayasanka-sack]

Thanks @Piumal1999 !

[jayasanka-sack]

Since this is a single string it should be a single line. Could you please fix this? :)

oneliveCalendarId +
"/events?orderBy=startTime&singleEvents=true&timeMin=" +
formattedDateTime +

[Piumal1999]

Done

[jayasanka-sack]

Thanks @Piumal1999 !