Merge pull request #14 from thomaswelton/patch-1

Add xmlns to defs sprite
Merge pull request #15 from thomaswelton/features/no-preview

Disable generation of html previews
Added SVGs with namespaces
Removed duplicated File dep
Removed example files
Disable generation of html previews
Readme updates
Merge branch 'relative-sizing' of github.com:thomaswelton/gulp-svg-sprites into thomaswelton-relative-sizing
Better gulp tasks in examples

Gulp tasks should return streams (to make tasks dependencies correct)
Merge pull request #19 from MoOx/patch-1

Better gulp tasks in examples
Allow CSS file to be excluded from output - fixes #20
Merge remote-tracking branch 'origin/master'
Readme updates
0.1.2
copy/paste fixes
Fix bug with rendering at browser zoom levels
Fix IE rounding error by using ems
Merge branch 'relative-sizing' of github.com:thomaswelton/gulp-svg-sprites into thomaswelton-relative-sizing
Merge branch 'thomaswelton-relative-sizing'
Remove specs for preview page