Puput

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* Add support for Wagtail 2.4.
* Update Django version to greater than 2.1.6 to fix security issues.
* Updated some docs.
* Fix entry header image.
* Adding EntryAbstract.content_panels.

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* Updated some docs.
* Fixing social share urls to match `entry_url` (Thanks to misraX).
* Django URLS upgrading to 2.0 and Wagtail 2.3 support (Thanks to MiltonLn)
* Adding support for Django 2.1 and Wagtail 2.3 patch versions (Thanks to MiltonLn)
* Arabic translation (Thanks to ahwebd)

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Updated to Wagtail 2.0/Django 1.11 compatibility
Removed compressor configuration

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* Add missing image.
* Add missing `str` methods.

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* Fix header image.

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* Add support for Django 2.0 and Wagtail 2.0. Drop Python 2.7 support.
* Add code and block quote options to the entries text editor.
* Improve default template visualisation.
* Configurable default template color.
* Add social sharing links.