Gameplay improvements

• Level cap raised to 60
• New blueprints for weapon mods added
• Infected damage reduced
• Infected no longer interrupt player attacks
• A series of improvements to subsequent playthroughs implemented: quest XP rewards adjusted, XP rewards for challenges adjusted, XP awarded for all quests completed in co-op
• Purna's ammo carrying capacity increased by 50%
• Character state from a save game can now be loaded when using the Start from Chapter option
• New balancing option added: enemy levels can now be adjusted independently for each co-op player
• Players respawn with more health
• Lock pick skill level required to open a lock is now clearly indicated
• Improved rewards in weapon crates
• All weapon crates now contain rewards