* get_node_answer_time added to NodeList
* New node added
* new stored parameter: default_canonical_url
* beempy notifications sorting is reversed, a new parameter can be used to change the sorting
* New beempy createpost command, it can be used to create an empty markdown file with YAML header for a new post
* beempy post has now a canonical_url parameter, when not set, default_canonical_url is set
* New beempy draw command, can be used to generate pseudo random number from block identifiers using hashsums
* remove enum34 dependency