this is a candidate for header_v3....

it uses out-of-the-box scrypt for work on other platforms (if there's a
binary in place).  we might eventually replace this with something else.
a few more exports
Fixup after rebase
we now have run to turn up the juice on scrypt, all the way up to 2^15
In response to #22, but specific as to what order to pull the keys in.
it turned out that scrub protection was buggy...

we should also be checking the primary key that it hasn't be scrubbed!
Add more protection against scrubbing
more safety restraints
Merge branch 'header_v3' of github.com:keybase/triplesec into header_v3

Conflicts:
	browser/triplesec.js
	lib/enc.js
	src/enc.iced
	test/browser/test.js
add a test for filippo
An easier-to-use dev script
change the way we handle the spec generation
@filosotille found a bug in which the endianness was reversed for XSalsa20. This is a fix of that.
fix this so it agrees with the python and Go versions
a new sha3 command line
add this for testing
commentary
clean this up a bit
debug
rebuild and checkin