Fix test string formatting

Fixes #1068

cmd/micro/pluginmanager.go

@@ -541,7 +541,7 @@ func (pv PluginVersions) install() {
 			shouldInstall := true
 			if pv := currentlyInstalled.find(sel.pack.Name); pv != nil {
 				if pv.Version.NE(sel.Version) {
-					messenger.AddLog(fmt.Sprint("Uninstalling %q", sel.pack.Name))
+					messenger.AddLog("Uninstalling", sel.pack.Name)
 					UninstallPlugin(sel.pack.Name)
 				} else {
 					shouldInstall = false

cmd/micro/pluginmanager_test.go

@@ -36,7 +36,7 @@ func TestDependencyResolving(t *testing.T) {
 		if v == nil {
 			t.Errorf("Failed to resolve %s", name)
 		} else if expected.NE(v.Version) {
-			t.Errorf("%s resolved in wrong version got %s", name, v)
+			t.Errorf("%s resolved in wrong version %v", name, v)
 		}
 	}