Heroku build failed during CoffeeScript compile.

Error from heroku:

```
/tmp/build_ea0cbbef-9289-49f0-9b7a-dec1e6374440/node_modules/lineman/node_modules/grunt/node_modules/coffee-script/lib/coffee-script/coffee-script.js:51
      throw err;
            ^
SyntaxError: In /tmp/build_ea0cbbef-9289-49f0-9b7a-dec1e6374440/config/application.coffee, multiple object literal properties named "paths"
    at SyntaxError (<anonymous>)
    at Obj.exports.Obj.Obj.compileNode (/tmp/build_ea0cbbef-9289-49f0-9b7a-dec1e6374440/node_modules/lineman/node_modules/grunt/node_modules/coffee-script/lib/coffee-script/nodes.js:1187:19)
    at Obj.exports.Base.Base.compile (/tmp/build_ea0cbbef-9289-49f0-9b7a-dec1e6374440/node_modules/lineman/node_modules/grunt/node_modules/coffee-script/lib/coffee-script/nodes.js:46:21)
```

It appears that the CoffeeScript compiling application.coffee is quite
old (1.3.3). Still, unsure why this error wasn't happening locally but
also not eager to dig into it at the moment.
Merge pull request #7 from searls/patch-1

Heroku build failed during CoffeeScript compile.