* Add function to handle errors

* Delete message errors

* handle error for hideRoom

* Allow returning error instead of calling toastr.error

* Handle error for leaveRoom

* handle error for openRoom

* handleError for toggleFavorite

* handleError in updateMessage

* error for samlLogout

* handleError for assets

* Add global handleError to eslint

* handleError for addOAuthService

* handleError: getUserRoles

* handleError: insertOrUpdateUsere

* handleError: messageDeleting

* handleError: removeUserFromRoles

* handleError: addPermissionToRole

* handleError: addUserToRole

* handleError: deleteRole

* handleError: removeRoleFromPermission

* handleError: removeUserFromRole

* handleError: saveRole

* Return ready on publish without permission

* handleError: channel-settings

* handleError: mailMessages

* handleError: fileUpload

* handleError: rocketchat-importer

* handleError: addIncomingIntegration

* handleError: deleteIncomingIntegration

* handleError: updateIncomingIntegration

* handleError: addOutgoingIntegration

* handleError: deleteOutgoingIntegration

* handleError: updateOutgoingIntegration

* Return ready on publish without permission

* handleError ldap

* remove throw from client code

* handleError: setEmail, slashCommand

* Sort en.i18n.json

* Google translated languages

* Use correct error return from publishes

* RateLimiter.limitFunction

* Fix order of error "500"

* handleError validateEmailDomain

* handleError channelSettings; settings

* handleError livechat

* handleError: Mailer.sendMail

* handleError pinMessage and unpinMessage

* handleError messageStarring

* handleError oauth apps

* handleError: saveNotificationSettings

* handleError getRoomRoles

* handleError: createDirectMessage

* handleError saveUserPreferences

* handleError: saveUserProfile

* handleError sendConfirmationEmail

* Add ecmascript to root

* handleError: avatar

* handleError: getStatistics

* handleError: roomSetting

* handleError: channelSettings

* handleError: sendInvitationEmail

* handleError: addUserToRoom

* handleError: uploadedFilesList

* Change error key on user edit

* handleError: userInfo

* handleError: userRegistration

* handleError: createChannel

* handleError: createPrivateGroup

* handleError: setUserPassword

* handleError setUserActiveStatus

* handleError: accoutns

* A few more errors thrown

* Error: livechat publishes

* Errors in methods

* handleError searchAgent

* Add errors handling

More errors handling

Auto-translation for all languages

* Permalink

Internal bot

LingoHub Update 

Manual push by LingoHub User: Gabriel Engel.
Project: Rocket.Chat

Made with  by https://lingohub.com

rocketchat:hubot -> rocketchat:internal-hubot
RocketBot -> InternalHubot
RocketBot_Name -> InternalHubot_Username

cfs:http-methods upgraded from 0.0.30 to 0.0.32
jalik:ufs upgraded from 0.5.3 to 0.5.4
momentjs:moment upgraded from 2.12.0 to 2.13.1
pauli:accounts-linkedin upgraded from 1.2.0 to 1.3.1
pauli:linkedin upgraded from 1.2.0 to 1.3.1
perak:codemirror upgraded from 1.2.9 to 1.3.0
rocketchat:streamer upgraded from 0.3.2 to 0.3.3

added emoji category header in emoji picker

also moved translation from template to JS to avoid duplicating translation keys

The header was still there in a title, visible on mouse hover. However some people are very impatient and this change helps them understand which category are they currently viewing.

LingoHub Update 

Manual push by LingoHub User: Gabriel Engel.
Project: Rocket.Chat

Made with  by https://lingohub.com

Fix admin user creation via env vars

Closes #2943

LingoHub Update 

Manual push by LingoHub User: Gabriel Engel.
Project: Rocket.Chat

Made with  by https://lingohub.com

Close #2945

Changed arrow keybinding in message popups

Setting to disable displaying role tags

Typo fix in variable name

Add data-role attribute to role tags, allowing custom CSS

Add setting to disable displaying role tags