Fix typos reported by misspell

driver.go

@@ -205,7 +205,7 @@ func (c *conn) BeginTx(ctx context.Context, opts driver.TxOptions) (driver.Tx, e
 		return nil, driver.ErrBadConn
 	}
 	if !c.c.GetAutocommit() {
-		return nil, errors.New("Nested transcations are not supported")
+		return nil, errors.New("Nested transactions are not supported")
 	}
 	if err := c.c.SetQueryOnly("", opts.ReadOnly); err != nil {
 		return nil, err

driver_test.go

@@ -151,14 +151,14 @@ func TestSqlTx(t *testing.T) {
 	defer checkSqlDbClose(db, t)
 
 	tx, err := db.Begin()
-	checkNoError(t, err, "Error while begining tx: %s")
+	checkNoError(t, err, "Error while beginning tx: %s")
 	err = tx.Rollback()
 	checkNoError(t, err, "Error while rollbacking tx: %s")
 
 	tx, err = db.Begin()
-	checkNoError(t, err, "Error while begining tx: %s")
+	checkNoError(t, err, "Error while beginning tx: %s")
 	err = tx.Commit()
-	checkNoError(t, err, "Error while commiting tx: %s")
+	checkNoError(t, err, "Error while committing tx: %s")
 }
 
 func TestSqlPrepare(t *testing.T) {

sqlite.go

@@ -266,7 +266,7 @@ func OpenVfs(filename string, vfsname string, flags ...OpenFlag) (*Conn, error)
 			Code:     Errno(rv),
 			Filename: filename,
 		}
-		if db != nil { // try to extract futher details from db...
+		if db != nil { // try to extract further details from db...
 			err.ExtendedCode = int(C.sqlite3_extended_errcode(db))
 			err.Msg = C.GoString(C.sqlite3_errmsg(db))
 			C.sqlite3_close(db)

sqlite_test.go

@@ -95,11 +95,11 @@ func TestManualTransaction(t *testing.T) {
 	if err := db.Begin(); err == nil {
 		t.Fatalf("Error expected (transaction cannot be nested)")
 	}
-	checkNoError(t, db.Commit(), "Error while commiting transaction: %s")
+	checkNoError(t, db.Commit(), "Error while committing transaction: %s")
 	checkNoError(t, db.BeginTransaction(Immediate), "Error while beginning immediate transaction: %s")
-	checkNoError(t, db.Commit(), "Error while commiting transaction: %s")
+	checkNoError(t, db.Commit(), "Error while committing transaction: %s")
 	checkNoError(t, db.BeginTransaction(Exclusive), "Error while beginning immediate transaction: %s")
-	checkNoError(t, db.Commit(), "Error while commiting transaction: %s")
+	checkNoError(t, db.Commit(), "Error while committing transaction: %s")
 }
 
 func TestSavepoint(t *testing.T) {