Updated document with proper rst formatting
Updated document with proper rst formatting

This change is based on pr #153, with an initial commit from the
pandoc converted wiki page.

kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix,kaspermarstal/SimpleElastix