SCP: Lockdown

- Added SCP-059-FR
- Added SCP-079
- Added SCP-143-FR
- Added SCP-4307

SCP-027:
SCP-027 will defend appropriately now;

SCP-087:
Changed texture of SCP-087-1;

SCP-096:
SCP-096 won't turn towards mobs in idle states; but will attack ones that directly look at his face;
Removed redundant "look at target" task from scp-096;
Fixed SCP-096's attack bugs; increased knockback resistance;
Added sounds: SCP-096 sobbing and chasing (optional under "soundeffects" category);
SCP-096 can be triggered through glass, and by any entity;

SCP-173:
Added sounds: SCP-173 neck snap;
SCP-173 can't be lead;
fixed SCP-173 not being stopped by Eyepods;

SCP-148:
Fixed Telekill armor not fully working against SCP-718;

SCP-682:
SCP-682 can't be lead;
SCP-682 will avoid SCP-173;
SCP-682 will ignore SCP-053;

SCP-997:
Fixed crash with SCP-997;

Miscellaneous:
Changed chamber preview a bit (green blocks represent blocks with tile entities; air blocks are skipped);
Facility and some chambers with void blocks;
Added "Guard position" command to D-class; fixed ranged attack;
Made all structures generate only in the overworld;
Fixed Siren;
Fixed player possibility to spawn inside blocks or in enclosed space in the pocket dimension;
Fixed dizziness being applied instantly;
Increased maximum string length in computer's GUI;
Fixed some chambers placing blocks on the player position;
Added colored pipes.