in function get_command

exported, also export label with d prefix for strict constructor and
fix name for label with n prefix

typechecker or overloading header files to this file

Now the parser removes the offisde poistions from the stack instead of the scanner.

to prevent unnecessary imports and double imports of fields in the .abc file

for example reject: f blah [blah] blah :: Int -> Int

when printing types, rename dtci_dclModule (was dtic_dclModule)