Bugfixes

* Upgrade documentation
* Fix flattening
* Improve some examples

Multiple changes

* Remove support of XML support (deprecated for more than a year)
* Allow to add multiple attributes at once to an event
* Search function can retun attributes instead of events
* Improve error handling
* Improve consistency of the objects returned by function
* Bug fixes

Bug fixes, add proxy support and situational awareness module.

Add remove_tag function.

Fix check MISP latest version

Improve consistency, add examples.

Bugfixes and improvements in the types supported.

Add a few more options.

* Tags API
* Get attributes of an event as text
* Change threat level
* Feed generator
* Fix examples
* Bug fixes

Improvements, better compatibility with 2.4

New "add IP source" function