Version 0.9.4

Key Changes:

• various bug fixes and minor changes
• change to default behaviour of print(hdfmap)
• refinements to the methodology of selecting scannables, with a check that the number of scannables must be greater than the dimension.

What's Changed

• 23 signal and axes not in scannables by @DanPorter in #24
• July25 minor improvements by @DanPorter in #25
• july25_minor_improvements by @DanPorter in #26

Full Changelog: v0.9.3...v0.9.4