Update stable version in repo from 0.5.2 to 0.5.3

[GermanBluefox]

Think about update stable version to 0.5.3

Version: stable=0.5.2 (139 days old) => latest=0.5.3 (15 days old) Installs: stable=291 (59.03%), latest=79 (16.02%), total=493 Click to edit