implemented cachedel but doesn't work fully
added Array.tinify() : transforms [true, true, true] into [[true, 3]]
added .gitignore
cosmetic change
Merge branch 'nocache'

* nocache:
  cosmetic change
  implemented cachedel but doesn't work fully added Array.tinify() : transforms [true, true, true] into [[true, 3]] added .gitignore