Skip 0.0.6

Return underlying record size.

Strata now exposes the underlying record size for the sake of Locket which needs it to implement approximateSize, an approximate storage size of a range records. Skip needs to forward the underlying side from its next function.

Issue by Issue

• Release version 0.0.6. #35.
• Upgrade Cadence to 0.0.33. #34.
• Upgrade Revise to 0.0.2. #33.
• Upgrade Riffle to 0.0.5. #32.
• Upgrade Strata to 0.0.16. #31.
• Update LICENSE for 2014. #30.
• Return underlying record size. #29.
• Upgrade Proof to 0.0.41. #28.