Create MoodleNet changelog for Monday 11th Feb 2019
## Functionality added
* <s>Discussions within collections</s>
* [Gravatars](https://gravatar.com) to represent users
* Community overviews (including a list of members)
* <s>Basic user profiles</s>
* Display the number of collections/resources/members/followers of communities and collections
## UI tweaks
* Button styles and positions improved, for eg. 'Create a community'
* Increased character limit in text fields
* Moved language selector to menu and removed flags
* Added full-width images in communities
* Sidebar has a darker colour
## Bug fixes
* Improved metadata import when adding resources
* Users can only add resources & edit collections in communities they've joined
* 'All collections' page fixed
* Switching languages and then back to British English no longer causes an error
* Word wrapping on community descriptions
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