Beem

-------
* Add userdata and featureflags to beempy
* steemd.pevo.science and steemd.steemgigs.org removed from Nodelist
* bug fixed in allow and disallow for CLI
* Issue 52 closed thanks to crokkon
* Issue 64 fixed
* Issue 66 fixed thanks to flugschwein

-------
* appbase.buildtime.io node added
* history is made ready for appbase
* account refresh fixed
* fix ops_statistics for new appase nodes

-------
* Add missing trx_num to streamed block operation
* Add d.tube format to resolve_authorperm
* disable_chain_detection added to graphenerpc (for testing hivemind e.g.)
* set_next_node_on_empty_reply added to some appbase rpc calls

-------
* Class to access Steemit Conveyor instances added by crokkon
* Option added to loed custom chains into the Steem object

-------
* add get_parent() to comment
* fix for beempy reward
* fix 46 (used power calculation may treat downvotes incorrectly) by crokkon
* fix 49 (discussions: set steem inst. as keyword argument) by crokkon
* Fix issue 51 (Discussions.get_discussions("blog", ...) returns the same two comments over and over)
* Fix 52 discussions.Replies_by_last_update() by crokkon
* Some bug fixes for Discussions
* Fix 54 (discussions may fail to handle empty responses correctly) by crokkon
* Snapshot improved
* Unit tests fixed
* Examples account_vp_over_time, account_reputation_by_SP
* Spelling errors fix by crokkon
* Adding account methods for feed, blog, comments and replies by crokkon
* Fix 57 (SteemConnect expects double quotes in JSON)
* Improved handling of "Client returned invalid format. Expected JSON!" erros

-------
* Fix issue 45 (upvote() and downvote() of a pending post/comment without vote did not work)
* fix Amount for condenser broadcast ops on appbase nodes (fixes transfer broadcast for example)
* Added get_all_replies() to Comment for fetching all replies to a post
* bemepy claimreward improved
* Amount handling in Account improved
* upvote and downvote in beempy fixed
* update_vote and build_vp_arrays added to AccountSnapshot for showing vote power history
* account_vp_over_time added to examples