Change `compile` to `compileClient`

To resolve this error:
```
Error: The `client` option is deprecated, use `jade.compileClient`
    at Function.res.toString (/home/jwomack/ezel/node_modules/jade/lib/jade.js:164:17)
    at compile (/home/jwomack/ezel/node_modules/jadeify2/index.js:36:14)
    at Stream.end (/home/jwomack/ezel/node_modules/jadeify2/index.js:20:20)
    at _end (/home/jwomack/ezel/node_modules/jadeify2/node_modules/through/index.js:61:9)
    at Stream.stream.end (/home/jwomack/ezel/node_modules/jadeify2/node_modules/through/index.js:70:5)
    at f (/home/jwomack/ezel/node_modules/browserify/node_modules/module-deps/index.js:207:19)
    at nr (/home/jwomack/ezel/node_modules/browserify/node_modules/module-deps/index.js:292:18)
    at /home/jwomack/ezel/node_modules/browserify/node_modules/module-deps/node_modules/resolve/lib/async.js:42:21
    at /home/jwomack/ezel/node_modules/browserify/node_modules/module-deps/node_modules/resolve/lib/async.js:118:35
    at /home/jwomack/ezel/node_modules/browserify/node_modules/module-deps/node_modules/resolve/lib/async.js:90:39
```