feat: bump go to 1.15 and update deps (#25)

modern go has some patches pertaining to loosing connections
that might help anyway

.github/workflows/release.yaml

@@ -18,7 +18,7 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v1
         with:
-          go-version: 1.14.x
+          go-version: 1.15.x
 
       - name: Login to GitHub Package Registry
         run: echo "${{ secrets.GH_PAT_TOKEN }}" | docker login ghcr.io -u "${{ github.actor }}" --password-stdin

go.mod

@@ -1,19 +1,22 @@
 module github.com/radiorabe/virtual-saemubox
 
-go 1.13
+go 1.15
 
 require (
+	github.com/fsnotify/fsnotify v1.4.9 // indirect
+	github.com/magiconair/properties v1.8.4 // indirect
 	github.com/mitchellh/go-homedir v1.1.0
-	github.com/pelletier/go-toml v1.6.0 // indirect
-	github.com/sirupsen/logrus v1.4.2
-	github.com/spf13/afero v1.2.2 // indirect
+	github.com/mitchellh/mapstructure v1.3.3 // indirect
+	github.com/pelletier/go-toml v1.8.1 // indirect
+	github.com/sirupsen/logrus v1.7.0
+	github.com/spf13/afero v1.4.1 // indirect
 	github.com/spf13/cast v1.3.1 // indirect
-	github.com/spf13/cobra v0.0.5
+	github.com/spf13/cobra v1.1.1
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
-	github.com/spf13/pflag v1.0.5 // indirect
-	github.com/spf13/viper v1.6.2
+	github.com/spf13/viper v1.7.1
 	go.hein.dev/go-version v0.1.0
-	golang.org/x/sys v0.0.0-20200202164722-d101bd2416d5 // indirect
-	gopkg.in/ini.v1 v1.52.0 // indirect
-	gopkg.in/yaml.v2 v2.2.8 // indirect
+	golang.org/x/sys v0.0.0-20201101102859-da207088b7d1 // indirect
+	golang.org/x/text v0.3.4 // indirect
+	gopkg.in/ini.v1 v1.62.0 // indirect
+	gopkg.in/yaml.v2 v2.3.0 // indirect
 )