chore(imports): switch to coreos boltDB fork

Update BoltDB import to maintained fork and remove redundant test:
LoadAliases created dbpath.

cmd/wol/alias.go

@@ -8,7 +8,7 @@ import (
 	"path"
 	"sync"
 
-	"github.com/boltdb/bolt"
+	bolt "github.com/coreos/bbolt"
 )
 
 const (

cmd/wol/alias_test.go

@@ -60,13 +60,6 @@ func TestEncodeFromMacIface(test *testing.T) {
 	}
 }
 
-// Validate that an invalid db path errors out
-func TestInvalidDbPath(test *testing.T) {
-	aliases, err := LoadAliases("./dir/no/existy/_test_TestInvalidDbPath")
-	assert.NotNil(test, err)
-	assert.Nil(test, aliases)
-}
-
 //////////////////////////////////////////////////////////////////////////////
 // Test suite: AliasDBTests
 //      Validate various parts of the DB functionality which needs