v1.0.0

Arrow v1.0.0

Diff since v0.4.1

Closed issues:

• Arrow conversion type for naive Julia DateTime - Arrow.Date or Arrow.Timestamp? (#58)
• No error when writing NamedTuple "table" with different-length columns (#60)
• Releasing the lock on arrow file (#61)

Merged pull requests:

• get documentation going (#62) (@ExpandingMan)
• fixed docs link (#64) (@ExpandingMan)
• Add validity check for columns with different lengths; fixes #60 (#65) (@quinnj)
• Auto-convert DateTime to arrow Timestamp instead of millisecond Date;… (#66) (@quinnj)