fileUpload: Module handling file upload for the application: server
In microbiomeExplorer: Microbiome Exploration App

Module handling file upload for the application: server

fileUpload(
  input,
  output,
  session,
  meData,
  meName,
  initializeData,
  addPheno,
  dataSource,
  resetFile = reactive(NULL)
)

`input`	module input
`output`	module output
`session`	app session
`meData`	main reactive storing the MRexperiment data
`meName`	main reactive storing the filename uploaded
`initializeData`	reactiveVal keeping track of new uploads to reset data
`addPheno`	reactiveVal keeping track of phenodata changes
`dataSource`	reactive Value storing commands for loading data
`resetFile`	indicating if module should be reset