Make licence text the same as that used by the OSI
Make licence text the same as that used by the OSI

Previously the licence wording differed slightly from the BSD 3 Clause
licence at https://opensource.org/licenses/BSD-3-Clause. This meant that
automated tools didn't pick it up as being Open Source. The changes are
believed to not alter the meaning of the license at all.

tlocke/pg8000