v0.2.3a

v0.2.3a:

* Lab Mode fixes:

- Removed spacebar spawner from lab mode

- Added main menu button to resume last active lab

- Made button to open saved labs more obvious, now says "LOGIN"

- Improved lab save structure, fixes culture bleed between labs

* Strain tracking fixes (formerly species tracking):

- Strain Registry now correctly saves marked strains across *all* labs (excluding creative lab, that should use the catalogue)

- Starter strains auto generate in the strain registry upon lab creation

- True cell portrait rendering (WIP, currently broken)

- Improved stability of automatic groupings

* UI tweaks

* Tutorial mission fixes - need to be verified

* Minor Contract fixes (Still very WIP and contains placeholders)