s110_nrf51_8.0.0

This release consists of the following:
- This readme file
- The s110_nrf51_8.0.0 license
- The s110_nrf51_8.0.0 softdevice (binary hex file)
- The s110_nrf51_8.0.0 API (softdevice header files)
- The s110_nrf51_8.0.0 release notes
- The s110_nrf51_8.0.0 migration document
