SMF Version 1.1 Released (09 Jun 2019)

Thanks for the following contributors, your efforts are making SMF better for our community!

1. Timezone support by @me1299 #56 #57
2. EC key support by @czocher #51
3. Upgrade CircleCI from v1 to v2 @huan
4. Fix typo in README @universeroc #47
5. Update Base to Alpine 3.8 @riptidewave93 #43
6. Update alpine:latest as base image @martijnrondeel #37