Add note about installing node-gyp.
|@@ -52,6 +52,10 @@ See the [API documentation](https://github.com/developmentseed/node-sqlite3/wiki|
|Make sure you have the sources for `sqlite3` installed. Mac OS X ships with these by default. If you don't have them installed, install the `-dev` package with your package manager, e.g. `apt-get install libsqlite3-dev` for Debian/Ubuntu. Make sure that you have at least `libsqlite3` >= 3.6.|
|+Bulding also requires node-gyp to be installed. You can do this with npm:|
|+ npm install -g node-gyp|
|To obtain and build the bindings:|
|git clone git://github.com/developmentseed/node-sqlite3.git|