Update README to assume the master branch
Update README to assume the master branch

Signed-off-by: Stephen Celis <06fa905d7f2aaced6dc72e9511c71a2a51e8aead@stephencelis.com>

stephencelis/SQLite.swift,zmeyc/SQLite.swift,willhains/SQLite.swift,zmeyc/SQLite.swift,hyperconnect/SQLite.swift,willhains/SQLite.swift,zmeyc/SQLite.swift,bwoods/SQLite.swift,bwoods/SQLite.swift,asfdfdfd/SQLite.swift,acrookston/SQLite.swift,bwoods/SQLite.swift,acrookston/SQLite.swift,asfdfdfd/SQLite.swift,stephencelis/SQLite.swift,patr1ck/SQLite.swift,stephencelis/SQLite.swift,hyperconnect/SQLite.swift,willhains/SQLite.swift,zmeyc/SQLite.swift,patr1ck/SQLite.swift,hyperconnect/SQLite.swift,stephencelis/SQLite.swift,bwoods/SQLite.swift,patr1ck/SQLite.swift