What about "svg-sprites" ?

[Andrey Gurtovoy]

for example:

before

<svg>
   <use xlink:href="/assets/images/icon.svg#my-svg-sprite"></use>
</svg>

after

<svg>
   <use xlink:href="/assets/images/icon.svg?v=fa661cd#my-svg-sprite"></use>
</svg>

[Andrey Gurtovoy]

sorry, I messed up the config file

svg works fine!