very little tweaks in presentation
presentation sketches added
tweaks of presentation happened
change scale slide
Merge branch 'master' of https://github.com/Rajikarubijua/bushumappu

Conflicts:
	presentation/zwischenprÃ¤sentation.odp
merged last two versions of slides
changed data of jouyou kanji in zwischenpräsentation
Merge branch 'routing'
factored load, parse and parse* into load_data.coffee
parseMaybeNumber: parse a string to a number when it is a number, else let it be a string
prepare_data added. need more
refactoring prepare_data: setup_kanji_grades
refactor prepare_data: moved code into setup_radical_jouyous
refactor main, prepare_data: export all prepare_data symbols and import them prefixed with "prepare."
refactor main, prepare_data: moved code into setup_kanji_vectors
refactored main, utils: moved code into equidistant_selection
refactor main: redundant code is redundant
refactor main, prepare_data: moved code into setup_cluster_assignment
refactoring *: ups, functions and methods are smallCamelCased, not underscored
refactor main: moved code into setupClusterPosition