v0.6.4

VisClaw v0.6.4

Diff since v0.6.3

Closed issues:

• Register v0.6.3 (#36)

Merged pull requests:

• CompatHelper: bump compat for "GMT" to "0.26" (#37) (@github-actions[bot])
• CompatHelper: bump compat for "Interpolations" to "0.13" (#38) (@github-actions[bot])
• CompatHelper: bump compat for "GMT" to "0.27" (#39) (@github-actions[bot])
• CompatHelper: bump compat for "GR" to "0.53" (#40) (@github-actions[bot])