Bump version number to 1.1.0
Merge branch 'release/1.1.0'

* release/1.1.0:
  Bump version number to 1.1.0
  Update README.md
  Add README and BUILD documentation
  Allow config for default toopher-pair pairing type
Merge tag '1.1.0' into develop

1.1.0

* tag '1.1.0':
  Bump version number to 1.1.0