1 any2sis: new command to make a SIS out of any file type (needs new C++ stub)

     2 

     3 Try not to copy/paste so much.

     4 

     5 Dev-cert-request command. Needs IMEI and capabilities as extra data.

     6 

     7 Move imports inside run() of each command to speed up program startup.

     8 

     9 sisfield.py: Better memory efficiency

    10 

    11 sisfield.py: Cached tostring()