Updated ecm.c prototype, taking B1 and B2 values now.
Updated ecm.c prototype, taking B1 and B2 values now.

jpflori/flint2,dsroche/flint2,wbhart/flint2,wbhart/flint2,dsroche/flint2,jpflori/flint2,jpflori/flint2,wbhart/flint2,fredrik-johansson/flint2,dsroche/flint2,fredrik-johansson/flint2,jpflori/flint2,dsroche/flint2,fredrik-johansson/flint2