1) Install with sample data

[0] Fix | Delete

2) Make changes in extend.php as well if path for config file changes in import.php

[1] Fix | Delete

3) We have deleted old file for upgrade in v1.2.1 (/install/scripts/1.2.1.php). Check in the next version and make the changes in upgrade if required.

[2] Fix | Delete

4) We have disabled upgrade in 1.2.2 because of language translation issue.

[3] Fix | Delete

[4] Fix | Delete