message: updated readme with a brief description
  As per suggestion here added a brief description about the repo.
diff: # SymphonyElectron
  +## About:
  +
  +SymphonyElectron is an electron desktop client (with support for windows and mac) for the symphony communication platform.
  +
  ## Project Goals:
  Our goal is to improve the performance and development agility of Symphony's desktop wrapper and build a path to support other wrappers by:
  