Closes #183

Squashed commit of the following:

commit c86d99a999bee9d122094df187c72af771aa77e0
Author: paulrzcz <paul@paulrzcz>
Date:   Tue Jan 28 13:46:19 2014 +0100

    Redis: version bump to 0.2.0

commit 3b6f123c135240834e337d354016ca9c3fa3fe2b
Author: paulrzcz <paul@paulrzcz>
Date:   Tue Jan 28 13:41:04 2014 +0100

    Redis: code clean up

commit 81858497e960ab0b6c3d8751243d26bb2f5b8e4c
Author: paulrzcz <paul@paulrzcz>
Date:   Tue Jan 28 13:26:23 2014 +0100

    Redis: binary serialization - test passed

commit a73f89f6624193042504aeffc75b2c5327c744d4
Author: paulrzcz <paul@paulrzcz>
Date:   Tue Jan 28 11:11:36 2014 +0100

    Redis: PersistValue binary instance

commit 460993cd2dcf3be1c0e7578d856581039ae0a2f3
Author: paulrzcz <paul@paulrzcz>
Date:   Tue Jan 28 10:49:47 2014 +0100

    Redis: time and null parsing

commit dfc3f1876fa0298891f9e2f098795e702f4313c4
Author: paulrzcz <paul@paulrzcz>
Date:   Thu Jan 23 12:53:47 2014 +0100

    Minimal version of binary serialization by binary package