Minor edit preface.txt, previous is translate.txt
commitd5418026abad50cb38686fc2c411e9b7522a25f7
authorTran Ngoc Quan <vnwildman@gmail.com>
Tue, 7 Dec 2010 01:05:30 +0000 (7 08:05 +0700)
committerTran Ngoc Quan <vnwildman@gmail.com>
Tue, 7 Dec 2010 01:05:30 +0000 (7 08:05 +0700)
treeb73e6df1607f1dfc42d92e52591ccacdc51d7f64
parentc5afd0bebe958c7f4a876c68d220043813cd2741
Minor edit preface.txt, previous is translate.txt
vi/preface.txt