AlgebraicJulia/Catlab.jl: v0.8.0

Diff since v0.7.4 Closed issues: Convert morphism expressions to undirected wiring diagrams (#218) Improve specification of data attributes of C-sets (#233) Build docs for latest release (#241) Labeling UWDs with numbers (#246) Easy-to-use constructors for ACSet types (#256) Catlab 0.7 blocks DataStructures 0.18 (#259) Interface for diagram shapes and limits (#171) Pushout/pullback design (#185) Category of Restricted Types (#223) Use FunctionWrappers.jl for FinSet and FinRel (#225) Use <: notation for extending GATs (#234) Merged pull requests: Improving C-sets: struct arrays and schemas (#219) (@olynch) ENH: trial implementation of DecidableSets (#224) (@olynch) Use Graphviz_jll instead of relying on local installation (#232) (@christopher-dG) Refactor interface for free diagrams and (co)limits (#235) (@epatters) More conventional Julia syntax for GAT extension (#237) (@olynch) Use FunctionWrappers for FinSets and FinRelations (#239) (@olynch) BUG: _file=missing causes error in @warn (#240) (@olynch) Allow TagBot to build documentation (#242) (@felixcremer) Work around old LaTeX distribution in GitHub CI (#244) (@epatters) Another approach to empty StructArrays in C-sets (#245) (@epatters) Added more restrictive compose dependency (#248) (@mehalter) Added code coverage github actions (#249) (@mehalter) More Exhaustive Code Coverage Tests (#250) (@mehalter) Option to label boxes/junctions in Graphviz UWDs by number (#251) (@epatters) V0.7.4 Version Bump on Master (#253) (@mehalter) Restore original unit tests for C-sets (#254) (@epatters) Add codecov.yml. (#255) (@epatters) Old CSetType function and friends (#257) (@olynch) Improved type checking of add_parts (#258) (@mehalter) Half-edge graphs (#260) (@epatters) Documentation, bug fixes, and cleanup for attributed C-sets (#261) (@epatters) Missing type parameters in abstract type for ACSets (#267) (@epatters) Convert morphism expressions to UWDs (#268) (@epatters