v0.12.6

Catlab v0.12.6

Diff since v0.12.5

Closed issues:

• @acset macro doesn't work with variables that aren't compile time constants (#455)

Merged pull requests:

• ENH: add function for visualizing CPortGraphs (#457) (@bosonbaas)
• More acset documentation (#462) (@olynch)
• @acset macro fix for runtime values (#463) (@olynch)
• Simplify implementation of @present macro (#466) (@olynch)
• Algebra of sub-C-sets of a C-set (#467) (@epatters)
• Explain subobject meets and joins as adjoints (#468) (@epatters)