Fix keyboard navigation in modal image viewer

Support loading textual inversion embeddings from safetensors files

Expose XY Grid module to extensions

Make VENV environment variable accept absolute path instead of relative path.

add fallback for when quick model creation fails

prevent .vae.safetensors files from being listed as stable diffusion models

Fix issues with testing process

disable torch weight initialization and CLIP downloading/reading checkpoint to speedup creating sd model from config

Variable dropout rate

Implements variable dropout rate from #4549

Fixes hypernetwork multiplier being able to modified during training, also fixes user-errors by setting multiplier value to lower values for training.

Changes function name to match torch.nn.module standard

Fixes RNG reset issue when generating previews by restoring RNG state

allow model load if previous model failed

follow-up for pr #6466 to relax response type check enforcement in get_memory

Implement API get-memory

Move PR template so github could use it

Tests fixes and additions

Allow mixed image sizes in TI/HN training