* replace asn1 by asn1crypto

* 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

Scheduled weekly dependency update for week 21

* Improve chain detection (Steem chain detection fixed and preparing for Hive HF24)
* Add authored_by and description fields in YAMLM header
* Improve doc
* beempy post image upload includes the markdown file path now

Scheduled weekly dependency update for week 20

Close the dongle connection when the result is finished

Scheduled weekly dependency update for week 19

* Fix update_account_jsonmetadata and add posting_json_metadata property to Account
* Add Ledger Nano S support
* beempy -u activates ledger signing
* beempy -u listkeys shows pubkey from ledger
* beempy -u listaccounts searches for accounts that have pubkey derived from attached ledger
* beempy -u keygen creates pubkey lists that can be used for newaccount and changekeys
* new option use_ledger and path for Hive

add path parameter to beempy keygen

Scheduled weekly dependency update for week 18

More unit tests have been added

price/market fix for custom nodes

add missing `blockchain_instance` parameters to `super()` calls in
`Price` and `Market`.

Scheduled weekly dependency update for week 17