message: fixing formatting in docs
diff: \
  \
  -Overview
  ----------
  -XACC (eks- ay - si -si) is an extensible compilation framework for hybrid quantum-classical
  +XACC (pronounced as it's spelled) is an extensible compilation framework for hybrid quantum-classical
  computing architectures. It provides extensible language frontend and hardware
  backend compilation components glued together via a novel, polymorphic quantum intermediate
  representation. XACC currently supports quantum-classical programming and enables
  