Shifted length in the popMethod before appending the return object

This will allow the user to see the time even if they have a return longer than the Logcat buffer
Merge pull request #12 from chrisjenx/patch-1

Shifted length in the popMethod before appending the return object
Style tweaks. Update README.
Merge branch 'master' of https://github.com/JakeWharton/hugo into support-primitive-arrays