Fixed error in "buy" example and formatting

1. Buy BBBC for BTC - fixed error in command option
2. Fixed some text formatting in key places.
rematch constituent orders on order match cancellation (broken)
issuance fee only on first issuance
global variable for unit test status
Merge branch 'develop' into rematch

Conflicts:
	test/test_.py
misc. cleanup
make dust sizes user‐configurable per‐tx (through API)
bet debug logging
updated API docs
tweak issuance parsing logic
rm bitcoind check for reparse, rollback
made issuance tweak not retroactive
Merge branch 'develop' of https://github.com/CounterpartyXCP/counterpartyd into develop
Merge branch 'master' into develop

Conflicts:
	CHANGELOG.md
	lib/config.py
	version.json
Merge branch 'master' into develop

Conflicts:
	CHANGELOG.md
fixed bug in asset locking; fixed market command
got rematch working
actual hyphens!
Merge branch 'develop' into rematch

Conflicts:
	counterpartyd.py
	lib/bitcoin.py
protocol change commencement blocks, CHANGELOG