update upstream core to v1.2.1

Author: Carlo Field

go.mod

@@ -3,7 +3,7 @@ module github.com/cfi2017/bl3-save
 go 1.14
 
 require (
-	github.com/cfi2017/bl3-save-core v1.1.5
+	github.com/cfi2017/bl3-save-core v1.2.1
 	github.com/gin-contrib/cors v1.3.1
 	github.com/gin-gonic/gin v1.6.2
 	github.com/golang/protobuf v1.4.0 // indirect

go.sum

@@ -14,6 +14,8 @@ github.com/cfi2017/bl3-save-core v1.1.4 h1:HkcBik7W3lE/iFrKjen1rLT+ZTx8KUHR2ffy7
 github.com/cfi2017/bl3-save-core v1.1.4/go.mod h1:YV/PucmAhOAspofYbsys0dCm8qTAdsPPQuRvjjjjunM=
 github.com/cfi2017/bl3-save-core v1.1.5 h1:Bt6949v9j6NhdKkzG4uqD78Myb+mMDqNdNUwXSAC27I=
 github.com/cfi2017/bl3-save-core v1.1.5/go.mod h1:YV/PucmAhOAspofYbsys0dCm8qTAdsPPQuRvjjjjunM=
+github.com/cfi2017/bl3-save-core v1.2.1 h1:AELeXaoIgidgnis+eqT/CtJ1zZ4so4Zc1oDJ+M2yZjI=
+github.com/cfi2017/bl3-save-core v1.2.1/go.mod h1:YV/PucmAhOAspofYbsys0dCm8qTAdsPPQuRvjjjjunM=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/coreos/bbolt v1.3.2/go.mod h1:iRUV2dpdMOn7Bo10OQBFzIJO9kkE559Wcmn+qkEiiKk=
 github.com/coreos/etcd v3.3.10+incompatible/go.mod h1:uF7uidLiAD3TWHmW31ZFd/JWoc32PjwdhPthX9715RE=