Tabs -> spaces
Refactoring in Nat* classes
Implement the 8m + 5 case from Pocklington's sqrt algorithm (seems to be only used by secp224k1)
Check a few more points in the encoding test
Port some openpgp updates from Java build for secret keys
Tabs -> spaces
Add new test to regression tests
Add custom curve for secp224r1 (P-224)
Refactoring in Sqrt()
Update release version
Special handling for zero-valued scalars
Some optimizations for NAF generation
Add custom curve for secp224k1
Refactoring in Sqrt()
Optimize Sqrt() for custom curve secp224k1
Optimization for custom curve reduction when only a few bits need reducing; used to delay reduction in point doubling.
Add extra arg to AddWord() and add variant of Copy()
Round out the Nat192 methods
Use Nat*.Copy methods in fields
Optimize final adjustments in Reduce()
Add custom curve for secp384r1 (P-384)
Simplify Twice()