Datasets alpha v 0.2

Datasets: All public and mappable datasets including parent-child relationships (multi-inventory datasets)
Facet types: 2-level taxonomic groups (Vertebrates, Plants, Insects)
Visualization types: dataset count, record count, species count (on individual dataset view)
Views:

• Datasets table: Customisable columns
• Datasets table: Dropping unnecessary columns (record count, for example)
• Datasets info: Child datasets (multi-inventory datasets)