refactor: version is now an internal package (#167)

Like for previous commits, just refactoring/yak shaving.

Readme.md

@@ -105,7 +105,7 @@ To update bundled binary data use:
 
 1. update binary data as described above;
 
-2. update `version/version.go`;
+2. update `internal/version/version.go`;
 
 3. make sure you have updated dependencies;
 

internal/cli/app/app.go

@@ -5,7 +5,7 @@ import (
 
 	"github.com/apex/log"
 	"github.com/ooni/probe-cli/internal/cli/root"
-	"github.com/ooni/probe-cli/version"
+	"github.com/ooni/probe-cli/internal/version"
 )
 
 // Run the app. This is the main app entry point

internal/cli/root/root.go

@@ -7,7 +7,7 @@ import (
 	"github.com/ooni/probe-cli/internal/log/handlers/batch"
 	"github.com/ooni/probe-cli/internal/log/handlers/cli"
 	"github.com/ooni/probe-cli/internal/utils"
-	"github.com/ooni/probe-cli/version"
+	"github.com/ooni/probe-cli/internal/version"
 )
 
 // Cmd is the root command

internal/cli/version/version.go

@@ -5,7 +5,7 @@ import (
 
 	"github.com/alecthomas/kingpin"
 	"github.com/ooni/probe-cli/internal/cli/root"
-	"github.com/ooni/probe-cli/version"
+	"github.com/ooni/probe-cli/internal/version"
 )