Changelog

Version: 6.0.0
Changes:
    - Updated to Factorio 1.1.X

Version: 5.0.0
Changes:
    - Updated to Factorio 1.0.0
    - Worms will surface with full health instead of being damaged by breach attempts.
    - Worms ignore structures and will sufrace when chunk they are in has higher pollution than surrounding chunks.
    - Adjusted worm surface attempt count modifier by placed tiles (Brick: 66%, Concrete 50%, Refined concrete: 40%)
    - Seismic Blast Tower no longer causes friendly fire.
    - Seismic Blast Tower energy consumption increased from 50 MW to 135 MW.
    - Seismic Blast Tower blast cooldown increased from 14.5 seconds to 50 seconds.
    - Fixed worms timing out after 15 minutes of digging.
    - Added Krastorio 2 integration.
    - Added Thumpers - will force nearby burrowing worms to the surface.

Version: 4.0.1
Changes:
    - Updated to Factorio 0.18.2

Version: 4.0.0
Changes:
    - Updated to Factorio 0.18.0
    - Removed NEE support until it is updated to 0.18.
    - Reduced friendly damage radius of Seismic Blast Towers from 30 to 20.
    - Changed recipe of Seismic Blast Towers to be more expensive.
    - Increased power draw of Seismic Blast Towers from 20 to 50 MW.

Version: 3.2.5
Changes:
    - Fixed issue where version skip would result in no worms attacking.
    - Reduced friendly damage radius of Seismic Blast Towers from 80 to 30.

Version: 3.2.4
Changes:
    - Fixed that changing map settings on runtime would not apply them until map reload.
    - Increased default tunneling update to 40 seconds and minimal to 30 seconds.
    - Fixed worms destroying ghosts! Note, items on the ground may interfere with reprinting ghosts.

Version: 3.2.3
Changes:
    - Changed searching for worms to be event based instead of periodic chunk searching, hopefully this will improve performance on biter-heavy maps.
    - Added "Worm pollution attack provocation" map setting. It sets pollution in chunk required to provoke worms to attack.
    - Colossal Worm HP: 7500 -> 2000
    - Colossal Worm Acid Resist: 0/0% -> 0/100%
    - Colossal Worm Physical Resist: 40/60% -> 20/10%
    - Colossal Worm Explosion Resist: 100/75% -> 30/40%
    - Colossal Worm Laser Resist: 50/60% -> 0/0%
    - Colossal Worm Fire Resist: 6/80% -> 4/80%
    - Increased default attack frequency from 5 min to 10 min.
    - Big Worm underground attack radius: 4 -> 2
    - Behemoth Worm underground attack radius: 5 -> 3
    - Colossal Worm underground attack radius: 6 -> 4
    - Seismic Blast Towers friendly-fire damage: 80 -> 30
    - Shifted timings on events so they won't overlap on the same tick for a massive ups spike.

Version: 3.2.2
Changes:
    - Added a sound when Seismic Blast Towers go off.

Version: 3.2.1
Changes:
    - Fixed missing range display on minimap for Seismic Blast Towers.

Version: 3.2.0
Changes:
    - Added Seismic Blast Towers for killing underground worms.

Version: 3.1.0
Changes:
    - Updated to Natural Evolution Enemies 0.17.X.

Version: 3.0.0
Changes:
    - Updated to Factorio 0.17.X.

Version: 2.2.3
Changes:
    - Fixed a crash with evaluating targets that have burner prototype defined.
    - Removed hidden factors from evolution chance, now it is a simple % chance.

Version: 2.2.1
Changes:
    - Fixed a bug where tiles were evaluated in the wrong spot for number of attack attempts by worms.
    - Added targeting preference for walls; enough walls in a chunk can provoke them to attack in that chunk.
    - Added a mod setting that allows for tweaking attack vs. movement preference for digging worms.

Version: 2.2.0
Changes:
    - Fully implemented support for modded tiles. All tiles with walking speed modifier higher than 1.0 will hinder surfacing of worms, with higher value being more effective.
    - Added Orbital Seismic Scanners tech. Periodically shows position of any worms digging towards your structures.
    - Fixed compatibility with 9.0.0 and higher versions of Natural Evolution Enemies.
    - Increased damage of Behemoth and Collosal Worm attack, fixed missing AOE.

Version: 2.1.0
    - Removed quake effect.
    - Rebalanced stats on Behemoth and Colossal Worms, mainly increased resists so they don't die instatnly to defences.
    - Changed mod options to use seconds instead of game ticks for easier understanding.
    - Fixed attack chance using hidden modifiers. Now worm attack chance directly uses mod relevant mod settings.
    - Fixed Colossal Worm attack chance setting having no effect.
    - Changed default mod settings:
    - Attack chances: 5% Big Worm, 10% Behemoth Worm, 15% Colossal Worm
    - Digging update every 30 seconds.
    - Attack update every 5 minutes.
    - Evolution update every 20 minutes.

Version: 2.0.0
Changes:
    - Updated to Factorio version 0.16.X

Version: 1.0.1
    - Fixed crash on tile check
    - Increased fire rate and HP of Behemoth and Colossal Worms
    - Natural Evolution Enemies support - worms hame more HP and use NE unit cluster projectiles
    - Added Natural Evolution Buildings support - Worms are attracted to Thumpers

Version: 1.0.0
Changes:
    - Updated to Factorio version 0.15
    - Increased damage from underground attacks to 115/165/220 for Big/Behemoth/Colossal Worms respectively
    - Increased amount of underground attacks per worm to 6/12/18 (from 5/10/15) for Big/Behemoth/Colossal Worms respectively
    - Big Worms evolve and attack at 0.75 evolution factor (from 0.8)
    - Added in-game configuration options
    - Added Natural Evolution Enemies support - makes worms more resilient
    - Added simple support for modded tiles - any tile with walking speed modifier above 1.05 will make worms less likely to attack there