When trying to build the project in Xcode after following the steps in the README, I get this in my Terminal:
React packager ready.
[3:16:33 PM] <END> Crawling File System (3065ms)
[3:16:33 PM] <START> Building in-memory fs for JavaScript
[3:16:36 PM] <END> Building in-memory fs for JavaScript (3212ms)
[3:16:36 PM] <START> Building in-memory fs for Assets
[3:16:38 PM] <END> Building in-memory fs for Assets (2483ms)
[3:16:38 PM] <START> Building Haste Map
[3:16:41 PM] <START> Building (deprecated) Asset Map
[3:16:42 PM] <END> Building (deprecated) Asset Map (1224ms)
Error building DependencyGraph:
Error: Naming collision detected: /Users/nbrown/Source/assemblies/node_modules/react/node_modules/fbjs/lib/warning.js collides with /Users/nbrown/Source/assemblies/node_modules/react-native/node_modules/fbjs/lib/warning.js
at HasteMap._updateHasteMap (HasteMap.js:132:13)
at HasteMap.js:103:28
at tryCallOne (/Users/nbrown/Source/assemblies/node_modules/react-native/node_modules/promise/lib/core.js:37:12)
at /Users/nbrown/Source/assemblies/node_modules/react-native/node_modules/promise/lib/core.js:123:15
at flush (/Users/nbrown/Source/assemblies/node_modules/react-native/node_modules/promise/node_modules/asap/raw.js:50:29)
at nextTickCallbackWith0Args (node.js:420:9)
at process._tickCallback (node.js:349:13)