Update README.md

Just proposing a few grammar corrections and some suggestions to improve the overall flow. :)
require node 0.10.x for travis ci
require node 0.10.x for travis ci
Merge pull request #524 from rcartwright/patch-1

Update README.md
Update for easing function names regexp

A tiny update that fixes the bug when trying to apply easing function on attribute animation. Current regexp works fine when you use something like "left[outCubic]: 50px" but fails on "@data-num[outCubic]: 100".
Better style for easing regexp
Merge pull request #533 from slidych/patch-1

Update for easing function names regexp
0.6.26
first version of the "classic" example
added example of "classic" parallax image sections
fixed wrong example url
fix little error
Merge pull request #546 from dhharker/readme

fix little error
Merge branch 'master' of https://github.com/Prinzhorn/skrollr