Update package.json and app.js

package.json
 updated name, version.
 added author, description, contributors.
 added dependency "mysql" : "= 0.9.1".

app.js
 removed: require.paths.push('/usr/local/lib/node_modules');
 method was removed in node 0.5.x
Merge branch 'patch1' of github.com:kevinkhill/Gitolite-Manager into patch1