Moving travis build to xenial instead of trusty, as this last one won't make our pypy tests working. This includes some linting fixes & minor test fixes.
Coverage increased (+0.04%) to 81.965% when pulling c16abbea8fbfcc778c2fffcc326496cf2bf991dd on mycroft:upgrade_travis into bc100512116ba515c7e271436be59b78ef6fb970 on criteo:master.
Coverage decreased (-0.03%) to 81.9% when pulling 9c2a48e13e257cba43bd6480e78e04c8d45df176 on mycroft:upgrade_travis into bc100512116ba515c7e271436be59b78ef6fb970 on criteo:master.
Moving travis build to xenial instead of trusty, as this last one won't make our pypy tests working. This includes some linting fixes & minor test fixes.