* Removed e2e password from alert message

* Added strings to i18n

* Adjusted i18n strings

* Added a screen to allow users to change their encryption keys

* Removed unused import

* Declared global variables

* Changed e2e password request to an alert

* Added e2e explanation on the password change screen

* Hide Encryption area off the account page when encryption is disabled

* Fixed strings

* Removed e2e password from alert message

* Added strings to i18n

* Adjusted i18n strings

* Added a screen to allow users to change their encryption keys

* Removed unused import

* Declared global variables

* Added e2e explanation on the password change screen

* Hide Encryption area off the account page when encryption is disabled

* Removed unused code

* Removed e2e password from alert message

* Added strings to i18n

* Adjusted i18n strings

Currently Apps can see/view settings which allow are hidden by environmental variables, this will disallow that.

Fix: Change wording on e2e to make a little more clear

* Add IPreMessageUpdatedPrevent, Extend & Modify

* Add IPostMessageUpdated

Actions markup is output twice, in immediate succession: 
https://github.com/RocketChat/Rocket.Chat/blob/135c6f8e1bb204cd7b07682dec8e189144fe3871/packages/rocketchat-message-attachments/client/messageAttachment.html#L152-L158

@ubarsaiyan and @ggazzo - Please review and get this merged asap. Did no one even look at this feature before it went in release?