Merge pull request #9 from Podmev/master

Added and completed some instructions to work with stack(dup, dup_x1, du...
first stage of printing switch/if-then-else
switch printing fix
Merge remote-tracking branch 'upstream/master'
Merge pull request #10 from vapolyakov/master

switch/if printing
switch printing in kotlin
class fields printing
Merge pull request #11 from vapolyakov/master

 switch printing in kotlin, class fields printing
merged with zabranskiy/djlab