[Changelog] python-bitshares 0.1.7

Release 0.1.7

New:

• [expiration] allow order expiration to be defined from storage
• [notify] log an error if we receive an object that cannot be identified
• [market] Allow to compare market string with market using overloaded operation
• [transactionbuilder] Also allow to sign transactions with owner key
• [proposal] allow to define review period
• [amount*price] allow multiplication of price and amount
• [op] reserve/burn an asset
• [worker] Allow disapproving of workers and fix collateral_adjustment issue
• [proposal] allow signing of a proposal with a key not just a name
• [asset] add_markets gets a force_enable flag

Fixes:

• [websocket] fix typo
• [account] repr call for Account and AccountUpdate
• [setup] pycrypto requirement for AES encrypted wifkeys
• [websocket] enable object subscriptions when subscribing to accounts (https://github.com/bitshares/bitshares-core/issues/322#issuecomment-312638481)
• [class] MarginCall -> UdpateCallOrder
• [minor] modifications and fixes as well as 'blocking' attribute
• [market] remove redundant parameter
• Proper merge
• [fix] also load account
• [fix] Reserve operation from proper account
• [PriceFeed] feeds are generated by producers, not necessarily by witnesses
• [approve] fix approval if no key present
• [docs] more details on memo stuff