Mention drawbacks in the readme about pkg HOT 8 CLOSED

buffer.js:12
    super(arg1, arg2, arg3);
    ^

ReferenceError: this is not defined
    at FastBuffer (buffer.js:12:5)
    at createUnsafeBuffer (buffer.js:38:10)
    at allocate (buffer.js:190:12)
    at Function.Buffer.allocUnsafe (buffer.js:153:10)
    at Function.Buffer.concat (buffer.js:322:23)
    at Socket.<anonymous> ([eval]:5:20)
    at emitOne (events.js:96:13)
    at Socket.emit (events.js:189:7)
    at readableAddChunk (_stream_readable.js:176:18)
    at Socket.Readable.push (_stream_readable.js:134:10)
    at Pipe.onread (net.js:551:20)
> Error! Error: Was not able to compile for '{"nodeRange":"node7","platform":"linux","arch":"x64","output":"/Users/steven.lambe/iot/index-linux","forceBuild":false,"fabricator":{"nodeRange":"node7","platform":"macos","arch":"x64","forceBuild":false,"binaryPath":"/Users/steven.lambe/.pkg-cache/v1.9/fetched-v7.6.0-macos-x64"},"binaryPath":"/Users/steven.lambe/.pkg-cache/v1.9/fetched-v7.6.0-linux-x64","slash":"/"}'
    at Socket.<anonymous> (/usr/local/lib/node_modules/pkg/lib-es5/producer.js:46:25)
    at emitOne (events.js:96:13)
    at Socket.emit (events.js:191:7)
    at onwriteError (_stream_writable.js:341:10)
    at onwrite (_stream_writable.js:359:5)
    at fireErrorCallbacks (net.js:480:13)
    at Socket._destroy (net.js:521:3)
    at WriteWrap.afterWrite [as oncomplete] (net.js:815:10)