Add support for scrypt(N, 1, 1)

Backport from cpuminer 2.4

Signed-off-by: Tanguy Pruvot <tanguy.pruvot@gmail.com>
Add a configure option to disable assembly code

Backport from cpuminer 2.4

Require ./autogen.sh to enable this new (default) option

Signed-off-by: Tanguy Pruvot <tanguy.pruvot@gmail.com>
fix output of khash/s and increase hashes_done size

Signed-off-by: Tanguy Pruvot <tanguy.pruvot@gmail.com>
resolve quark/blake variable name conflict
Add X13/14/15 SHA3 algos (hamsi,fugue,shabal,whirlpool)

Tested on HashHarder.com, X13 seems a bit slower to find

Signed-off-by: Tanguy Pruvot <tanguy.pruvot@gmail.com>
New version 1.0.4, update README, NEWS

Add .dirstamp files to gitignore

Signed-off-by: Tanguy Pruvot <tanguy.pruvot@gmail.com>
Merge pull request #14 from tpruvot/master

Fix for issue #13 + 2 new cpuminer features