0.0.9

• use gzip compression by default for vcr tapes (old tapes are still readable)

0.0.8

• new global option raise_if_not_needed: raises if vcr decorator is not needed because no socket traffic is recorded, instead of just showing a warning

0.0.7

• global timeout default increased to 5 seconds
• add global option to deactivate recording, i.e. playback only and
  raising an exception when a vcr tape is missing

0.0.6

• initial release