TODO

   1 - style for .undo (maybe just some css3-only shadow)
   2 - fix mode switching in konq (used to work)
   3   only when <wbr>s present?! use browser sniffing to force ?ascii=0 :(
   4 - safari loading bug?
   5 - multiple stylesheets selectable
   6 - ghosting option documented and default
   7 - option to follow aliases (default on?)
   8 - add underscore after mode in reference names (i.e. v_ab instead of vab).
   9 - unicode: copy glyph to cp buffer on click
  10 - charset: link presets, additional unicode (planes)
  11 - charset: custom table width (of unicode tables)
  12 - upgrade starcraft data to LotV
  13 - cron to backup (browser) data
  14 - improve font pages
  15 - latin: barcodes as svg to fix browser/font issues
  16 - writing: split brahmic scripts
  17 - writing: compare latest unicode for missing (brahmic) scripts
  18 - footer options clickable to change (javascript)
  19 - change options dynamically if possible (at least ?style)
  20 - footer style option to top position/button?
  21 - top-left header (logo to root)?
  22   conflicts with Esc key positioning
  23 - /browser history
  24 - word
  25         - interactive quiz
  26                 - image multiple choice from translation
  27                 - given image (options or free)
  28                 - memory (find groups)
  29                         - match pairs
  30                                 - distinctive male/female plumage
  31                                 - young age (actors, animals)
  32                                 - marriages
  33                                 - plant tree/leaf/fruit/flower
  34                         - duplicates
  35                         - mirrored duplets
  36                 - remember order (progressive amount)
  37                 - 20 questions
  38                 - captcha quiz (confirm several options for question)
  39         - alternate aspect ratios
  40         - subcategories
  41                 - food
  42                         - sumac
  43                 - animal species
  44                         - photoshop cover image <https://www.telegraph.co.uk/news/0/piggyback-riders-funny-photos-of-lazy-animals-hitchhiking/>
  45                         - dog breeds
  46                         - cat kinds
  47                         - ducks
  48                         - birbs
  49                         - mushrooms
  50                         - spiders
  51                         - distinct eyes (quiz linked animals)
  52                         - match collective nouns
  53                 - mythological
  54                         - hybrid creatures <https://en.wikipedia.org/wiki/List_of_hybrid_creatures_in_folklore>
  55                         - greek deities <https://en.wikipedia.org/wiki/List_of_Greek_mythological_figures#Immortals>
  56                                 - roman
  57                 - media
  58                         - tv series
  59                                 - known characters
  60                                         - sesame street muppets
  61                                                 - international variants linked to countries
  62                         - video games
  63                                 - screenshots
  64                                 - characters
  65                                         - silhouette
  66                                 - maps
  67                 - famous people
  68                         - historic hotornot
  69                         - movie actors +characters
  70                         - country leaders (↓)
  71                         - nobel price winners
  72                 - clothing
  73                         - traditional (+regions)
  74                                 - dress code
  75                                         - fashion
  76                         - costumes
  77                                 - cosplay +characters
  78                         - jewelry
  79                         - construction materials
  80                 - technical
  81                         - connectors (plug+port)
  82                         - removable media
  83                         - computer processors (blur identifiers for quiz)
  84                         - font families
  85                 - cocktails
  86                         - moscow mule
  87                 - car brands
  88                 - countries
  89                         - flags
  90                         - capital buildings
  91                         - traditional dress
  92                         - representative cuisine
  93                         - national animal/mascot
  94         - api