add isFinite()
add keys(), isArray() and extend each()
add example calculator implementation
fix operator names in view
missing semicolon
add comments
remove hint
adapt unit tests
import util module to _
set initial focus to input field
create initial slides
add slide Jasmine Matchers
add exercise
add possibility to highlight and use umlauts in code
extract file
add jasmine code example
add more slides
add example scripts
add function examples
update grammar