UPGRADE
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playSMS version 0.9.7.1 is a security release, no database changes required since playSMS version 0.9.7

Steps to upgrade:
1. Backup your old playSMS installation files, folders and database.
2. Move your old playSMS to another location (back it up)
3. Install this playSMS version (or extract it in the same path as old playSMS)
4. Copy old config.php from old playSMS to new playSMS config.php

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Anton Raharja
