Add switchContext function to context.go

cmd/context.go

@@ -40,6 +40,7 @@ type AptlyContext struct {
 }
 
 var context *AptlyContext
+var savedContext *AptlyContext
 
 // Check interface
 var _ aptly.PublishedStorageProvider = &AptlyContext{}
@@ -60,6 +61,13 @@ func Fatal(err error) {
 	panic(&FatalError{ReturnCode: returnCode, Message: err.Error()})
 }
 
+func switchContext() {
+
+	savedContext = context
+	context = savedContext
+
+}
+
 // Config loads and returns current configuration
 func (context *AptlyContext) Config() *utils.ConfigStructure {
 	if !context.configLoaded {