Force double MPU to float right because re-organising the styles to win a specificity war probably isn't smart
Merge pull request #772 from lonelyplanet/matth/double-height-mpu-boom

Force double MPU to float right
czg  - SYMBOL CARD icon and text color take a parameter to be configurable, added styleguide_description to provide a way to write notes for each component
Adding things to do card to styleguide