v2.2.0

• Add indexOf docs #60
• fix empty shallowSlice return #65

v2.1.2

• use ES3 only #62

v2.1.1

• Use native indexOf whenever possible #61

v2.1.0

• Added indexOf #59

v2.0.1

• Use require('readable-stream').Duplex #56

v2.0.0

• Added support for readUIntLE and companions #55

v1.2.2

• use safe-buffer #51

v1.2.1

• Fix shallowSlice when the offset are not at the beginning of an internal buffer #44