Added cast operations and cmp
merged with zabranskiy/djlab
Merge pull request #15 from vapolyakov/master

construction builder reorganization
Added inc and dec instructions
Merge pull request #16 from vapolyakov/master

break printing and fixes to switch
Added inc and dec instructions.
merged with zabranskiy/djlab
CB switch v 0.2
switch problem with no-default inner switch solved
CB IF v 0.1
Merge pull request #17 from Podmev/master

Inc and Dec operations.
more fixes to switch
merged with zabranskiy/djlab/master
if printing fixed