v0.12.3

NCDatasets v0.12.3

Diff since v0.12.2

Closed issues:

• Memory use loading files (#89)
• Incorrectly handeling attributes scale_factor and add_offset (#95)
• NCDatasets fails to install on Mac OS with brew julia install (#153)
• Open in Python but in Julia cannot (#168)

Merged pull requests:

• Minor corrections to README.md (#171) (@petershintech)
• add capability to read only part of continuous ragged array (#172) (@gaelforget)