cubicweb-medicalexp #3574517 Add Diagnostic and Analysis [validation pending]

We should have an etype for Diagnostic (date, location, disease) and one for Analysis (technic + results).

prioritynormal
typebug
done in0.9.0
load0.200
load left0.000
closed by#7f9f5b370122 [schema] Add Diagnostic and TechnicalAnalysis, closes #3574517
patch[schema] Add Diagnostic and TechnicalAnalysis, closes #3574517 [applied]