test_comment
* preselect working node

set_next_node_on_empty_reply added to all discussions and RecentByPath and RecentReplies

Graphenerpc
* Handling for Connectionerror for request posts added
* Each node has its own error count now
benchmark_nodes2 added

Transactionbuild
* add clearWifs
Examples
* use nodes from get_node_list
test_testnet
* improved tests for Transactionbuilder

Comment
* Check added for empty returns
Market
* refactoring
* Checks added fro empty rpc returns
storage
* default nodes are taken from utils.get_node_list
Vote
* Check added for empty rpc calls
* Check added for Unkown key return
Exception
* UnkownKey added
Steemnoderpc
* set_next_node_on_empty_reply added, to add a check on empty returns on the next rpc call
* Refactoring
* UnkownKey exception added
Transaction
* refactoring
Unit tests
test_vote improve and check for VoteDoesNotExistsException added

Wallet
* KeyNotFound raised when no key is found
Examples
write blocks to file
* decodes streamed blocks to numbers with hexlify and write them line by line as gzip compressed file
post_to_html
* creates a html page from any given authorperm string
post_to_md
* saves the markdown code from any given authorperm link
Unit tests
test_vote imprved

Steem
* vests_to_sbd and vests_to_rshares added
* rshares_to_vote_pct let you calculate how many voting percentage are needed  to vote with a desired rshares amount
* app can be set for post, when not set, it is set to beem/version
* Doku improved
Transactionbuilder
* Doku improved
* proposer from __ini__ removed, as it had no function
* _is_signed and _is_constructed fixed
* reconstruct_tx added to sign and addSigningInformation, when set to False, previous signatures are not deleted anymore
* KeyNotFound exception handled
Wallet
* KeyNotFound exception handled, when more than one key_auths are available
Graphenerpc
* version string set to user-agent
Publickey
* Doku improved
Unit tests
test_steem:
* test for test_post improved
* test_sp_to_sbd and test_rshares_to_vote_pct added
tst_testnet:
* test_wallet_keys added  for testing the wallet
* test_transfer_1of1, test_transfer_2of2_simple, test_transfer_2of2_wallet and test_transfer_2of2_serialized_deserialized added thanks to @leprechaun

* More unit tests
* Handling of Amount for Appbase improved
* Fixed unit tests for Python 2.7

Fix transactionbuild broadcast aoutput for appbase
Fix market unit tests

account
* function for reputation to score calculation
* Doku improved
amount
* better handling of offline mode
steem
* Doku improved
transactionbuilder
* handing of appbase for tx verify and broadcast improved
utils
* node list added as function
* not needed function removed
steemnoderpc
* handling of server errors improved
objects
* Amount fixed for appbase
exception
* RPCErrorDoRetry added, when a rpc call should be retried
grapherpc
* Handling of server error 500 to 511 added
* better handling when get_config does not work
unit tests
* nodes and nodes_appbase are take from utils
* keys is used instead of wif for Steem()
* unit test for broadcast added
* unit test for appbase for verify added
* test_operations added
* test_types added

* some minor improvements

Wallet
* reduce code duplication
operations
* reduce code duplication

Accoun
* add option use_block_num to history, history_reverse and get_account_history

Steemnoderpc
* self.errror_cnt_call used instead of local variable doRetryCount
Graphenerpc
* num_retries_call added for setting a max number of retries on a rpc call
* self.n_urls added for getting the number of given nodes
* sleep on retry removed, when switching over to the next node
self.error_cnt_call used for counting rpc call retries
rpcutils
* sleep_and_check_retries improved
Unit tests
num_retries added
test_golos reduced

blockchain
* reduced times in which get_current_block_num is called
* when last_fetched_block_num is given, get_current_block_num is only called when block_number is greater than last_fetched_block_num
storage
* default nodes list enhanced
steemnoderpc
* Service Temporarily Unavailable and Bad Gateway added to exception detection
graphenerpc
* check for Service Temporarily Unavailable and Bad Gateway
* Improved handling of Client returned invalid format. Expected JSON! when output is int
Unit test
test_utils fixed

steem
* Robustify reading of blockchain parameters
utils
* improve formatTimedelta output
Examples
* improve benchmark_nodes by added account history