New upcoming v1.0 dev release

New features:

• Connection pool has been refactored; now create_redis will yield Redis instance instead of RedisPool
  (see #129);
• Dropped create_reconnecting_redis, create_redis_pool should be used instead;
• Implement Sentinel support (see #181);
• Implement pure-python parser (see #212);
• Add migrate_keys command (see #187);
• Add zrevrangebylex command (see #201);
• Add command, command_count, command_getkeys and comman_info commands (see #229);

Fixed:

• Multi/exec transaction canceled error (see #225);
• Add missing arguments to create_redis and create_redis_pool;
• Deprecation warning (see #191);
• Make correct __aiter__() (see #192);
• Backward compatibility fix for with (yield from pool) as conn (see #205);
• Fixed pubsub receiver stop() (see #211);

Misc:

• Multiple test fixes;
• Add PyPy3 to build matrix;