Merges develop to master for 0.28.1 release

Merges develop to master for 0.28.1 release

Author: mastermanu

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/pborman/uuid v1.2.0
 	github.com/stretchr/testify v1.6.1
 	go.temporal.io/api v0.28.0
-	go.temporal.io/sdk v0.28.0
+	go.temporal.io/sdk v0.28.1
 	golang.org/x/mod v0.3.0 // indirect
 	golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e // indirect
 	gopkg.in/yaml.v2 v2.3.0

go.sum

@@ -87,8 +87,8 @@ github.com/uber/jaeger-lib v2.2.0+incompatible/go.mod h1:ComeNDZlWwrWnDv8aPp0Ba6
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.temporal.io/api v0.28.0 h1:Bi+XVn6BlWADL637BPMhVIwqj7gKNy0KEUjrvMgJ9Bk=
 go.temporal.io/api v0.28.0/go.mod h1:hx4XmqGhaHIycLqCMl4bXiNLlmQgCwohnjkcevNnjS8=
-go.temporal.io/sdk v0.28.0 h1:CkRWSubjEFKIOf21MnTulsw3wARuUUSjyU+SzTgto2o=
-go.temporal.io/sdk v0.28.0/go.mod h1:nTO0FDxefPBSe8jYJaSUBtvNTiXHx+Ft5LIs2vyuQWo=
+go.temporal.io/sdk v0.28.1 h1:5aR7buGfO2ftviS46E0KjHBVRc57NFseNGzbpTQS0ec=
+go.temporal.io/sdk v0.28.1/go.mod h1:nTO0FDxefPBSe8jYJaSUBtvNTiXHx+Ft5LIs2vyuQWo=
 go.uber.org/atomic v1.6.0 h1:Ezj3JGmsOnG1MoRWQkPBsKLe9DwWD9QeXzTRzzldNVk=
 go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/goleak v1.0.0/go.mod h1:8a7PlsEVH3e/a/GLqe5IIrQx6GzcnRmZEufDUTk4A7A=