0.4.0

"sex" and "age" output in summariseInObservation by @cecicampanile #358
source concept in summariseConceptIdCount and tableConceptIdCounts by @cecicampanile #362t
ableInObservation and tableRecordCount by @cecicampanile #363
databaseCharacteristics() function by @cecicampanile #330
Table Record Count and In Observation by @cecicampanile #363
Add new examples by @elinrow #376Vignette explaining missing data functions by @elinrow #375
Update "Summarise observation period" vignette by @cecicampanile #377
Update "Summarise clinical tables records" by @cecicampanile #378
Create shiny app with characterisation of synthetic data by @catalamarti #381
"Summarise concept count" vignette by @cecicampanile #379
Update vocabulary version in summariseOmopSnapshot() by @cecicampanile #383