bugfix: call initImage() only if defined
diskfile: always take a copy when setting name
diskfile: always take a copy for name
bugfix: allocate initialized memory in mod example
use initialized allocation in cbmdos module
new module `separators'

for creating separator and box directory entries
add separators module to visual studio solution
documented the existence of `separators' module
pushed versions for 1.2b
Merge branch 'master' into release