Adding EPS Simpson collection schema

* Mineral list item type
* Map occurrence type
* Geological Formations
* Geologic Time Scale
* Chemical Elements
* Minerals
* Host rock types
* text coordinateUncertainty
* add institutionID to occurrences
* add dctermscreated to resources
* allow more than 1 value for colour fields
* Add mediaDescription field to media fields
* Add Site details for Palaeontology data
** Excavation, layer, depthInDeposit,
* Chemical formula attribute on mineral list items
* mineral added to objects
* host_rock added to objects
* mine name added to objects
* Display templates for location tracking bundles
* Adding pages and author to the resource editor
* relationship between objects and maps
* Changes to relationships between entities and resources
Merge pull request #68 from kehh/epsSimpson

Adding EPS Simpson collection schema to the installation profile