Update dependencies.

[mitechie]

• Remove psycopg from the base install as it defaults to sqlite.
• Move the pyinotify to the dev-requirements so that OSX base install can work.

[bookiebot]

Test FAILed. Refer to this link for build results: http://ci.bookie.io:8080/job/bookie-mysql/46/

[bookiebot]

Test FAILed. Refer to this link for build results: http://ci.bookie.io:8080/job/bookie-pgsql/109/

[bookiebot]

Test PASSed. Refer to this link for build results: http://ci.bookie.io:8080/job/bookie-base/97/

[mitechie]

:shipit:

[bookiebot]

Status: merge request accepted. Url: http://ci.bookie.io:8080/job/bookie-lander