add createLinearGradient (Closes #6)
Release 1.0.4
Suggest git clone --recursive on CONTRIBUTING.md
update bowerfile (closes #11)
version bump and build
Merge branch 'release/1.0.5'
bail early if pixel ratio is 1

Also do version bumping for 1.0.6
Merge branch 'hotfix/1.0.6'
don't touch native functions if pixelRatio is 1 (better fix for #13)
Merge branch 'hotfix/1.0.7'