ambr and CanCoGeN schema updates

[ddooley]

Update doesn't affect DH code itself.

Template Name	Template Versionx.y.z	x changes (field)	y changes (values/IDs)	z changes (defs/formats/examples)
CanCOGeN (SC2)	2.1.2	"travel history availability" field added	travel history availablity picklist added	travel history availability definitions, guidance, examples added. Values for this field export to "PH_TRAVEL" in NML LIMS
AMBR	2.1.1	"top-hit strain determination" field added, "sequencing protocol" field removed	plant parts moved from "environmental material" to "anatomical part" e.g. Leaf; living things in "environmental material" moved to "host (common name)" e.g. Tree; media picklist created, primers picklist created; environmental materials added e.g. Mobile phone, Mobile phone touchscreen; types of water labels updated e.g. Surface runoff; some environmental sites moved to "environmental material" e.g. Bird bath, Fish tank;	new ontology IDs added, field defintions and guidance updated
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