Update client en_US pot

Update credits (#3064)

# New Patch Contributors

* androksi (@androksi)
* Efe "efex" Batır (@efexc)
* Mvrat (@muratdogdas)
* Tracer (@TracerDS)
* vyn666 (@vyn666)

Use .pot file extension in installer

Update MTA:SA version from 1.5.8 to 1.5.9 (#2382)

🎉

Fix engineGetModelTextures memory leak (#1704)

Co-authored-by: Qais Patankar <qaisjp@gmail.com>

Changed version to 1.5.7

Added link to Psapi.lib

Release v1.5.6

Merge branch 'master' into release/xp-vista

Changed version to 1.5.5