Log Message:
Update skypeweb-purple to version 1.3

List of changes:
* Skype4Business (S4B) and Bot support
* Receive contacts
* Updated status icons - Users that would previously show as 'Away' will now \ 
show as 'Idle'
* Fixed buddy authorisation requests and responses
* Auto reconnects when there's an error, so you shouldn't have to press the \ 
Re-Enable button
* Call display improvements
* Tooltips display for people with special characters (&, ', <, >) in \ 
their user info
* Can remove yourself from the buddy list (that annoying cid- user!)
* Fixes tiny-text being sent when copy-pasting into Pidgin
* File transfer and image transfer improvements
* Allows clearing out your "Mood" message, so you don't show as \ 
"I'm not here right now" when you're actually Online
* Better error messages when a message failed to send