docs: point 0.8.0 wiki links to main
docs: audit 0.8.0 wiki accuracy
docs: document custom fluid API
Improve API reference coverage and organization
docs: renumber beginner examples
Document expanded override APIs for 0.7.3
docs: align released user documentation
docs: prepare wiki for BetaMoon 0.6.0 publication
overhauled wiki to match 0.6.0 features