Switch from flake8 blacklist to flake8 whitelist to catch all other errors in build
Test to check for blank lines containing whitespace
Remove blank lines containing whitespace
Add build check for whitespace after '{'.
Remove whitespace after '{'.
Add build test for multiple spaces after operator
Remove multiple spaces after operator
Add build test for multiple imports on the same line
Fix multiple imports on same line
Add build test for lines ending in ;
Remove lines ending in ;
Add indentation build checks
pep8: Fix indentation issues
Merge pull request #263 from hoffmabc/master

Check for btc_pubkey
Merge pull request #266 from hoffmabc/master

Notaries look for merchants before trying to send contract
Merge from master and correct pep8 issues
Add some ignored warnings to the whitelist to make the build pass for now.
changelog update
added dependencies on configure.sh and .deb control file (after https://github.com/OpenBazaar/OpenBazaar/commit/e3b334c2ed314566f9f7ec220714439ab0261dfb)
added some help text on how to use openbazaar after it's been installed on postinst script