Update changelog for 1.7.2

Bump to 1.7.1, update Changelog

Requesting unapproved read-write Google Contacts API results in “App …

…Not Verified”

We will have to make Google support read-only until the additional oauth scope is approved…

Ensure that a textInput event is always emitted when text composition…

… ends Foundry376#1531

Improve performance of client queries - accountId is redundant and tr…

…iggers use of wrong index

Bump to Electron 4.1.4

Update Changelog

Switch to 39-character message IDs to fix iCloud “SMTP black hole” is…

…sues

Detailed writeup of this found here: https://medium.com/follow-up-boss-dev/when-icloud-emails-go-into-a-black-hole-76991abd87a8. Mailspring was previously sending message IDs where the “local part” was 46 characters.

Using UUIDv4 because it exactly matches what iCloud itself is using.

Fix regression on some linux distros - need to set curl CURLOPT_CAINFO

Attach a small menu to the preview windows, remove scrollbars on Windows