set flag OurSyncCollections.

please include class IF1.
please include class IF0.

please include functions
  splitAtSpace
  neg
  sleepSeconds
  newFloatArray
  nanoTime
  reversed
  tempAdd
  concatStrings
  plus minus
  neg
  lessThan greaterThan
  newImage
  randomRect
  longPlus
  intSum
  repF
  iota
  assertContains
  assertNotEquals
  userDir
  f2s
  newFile
  .