Define SCAN on redis base.
Implement SCAN for sync redis manager.
Implement SCAN for async redis manager.
Better docs for SCAN.
Consistently use None as the SCAN cursor begin/end sentinel in both parameter and return values.
Simple implementation of SCAN for FakeRedis.
Add more tests for FakeRedis SCAN.
Better FakeRedis.scan() implementation.
Add note mentioning redis version requirement to SCAN docs.
Merge branch 'feature/issue-809-redis-scan' into develop
add ability to use custom response error on bad message
fix typo (thanks @dpoirier!)
Merge branch 'feature/issue-810-ESME_RDELIVERYFAILURE-optional' into develop
Merge branch 'develop' of github.com:praekelt/vumi into develop
Add AUTHORS to source build manifest (@smn).
Merge branch 'develop' into feature/issue-673-voice-transport