small reworks

reworked why-important and FAQ

start-creating about page

create switch theme

start creating button for theme and language

button theme-switcher design created

no reworks - test commit

no reworks - test commit

start creating theme and lang button

create new themes

create design for instruction

start creating instruction

create code-examples and fill sort-code

start creating code examples

ended reworked algoritms library

small reworked, but need to be reworked

need to rewort Sorter

start create Sorter for AlgoritmsLibrary

start reworked algoritms-labrary

rework fill_table + dynamic generation complexity table

create sort-page without substring searches

create observer for search-page