Warn when resuming an external mode lacking resume(). For modes
that actually doesn't need any restore handling, add a no-op
resume() function to mute the warning.
Add a restore() function for KDEPaste. Very slow but better than nothing.
add GPU support for cracking GNOME Keyring files
External mode now refuses to resume unless a restore() function is present.

Add External:DumbDumb, the simplest and fastest possible exhaustive search
(if it can be made simpler or faster, please submit a patch!), defaulting
to printable ASCII. This is mostly added to demo/test the above.
add support for cracking 7-Zip files using header encryption
Add external mode that replays the Awesome Password Generator 1.3.2 RNG.
add GPU support for cracking 7-Zip files (aka GPU killer format)
descrypt-opencl:password generation on GPU
mask-mode interface
mask-mode draft implemntation