Revert "Clean up unused effects"

This reverts commit 842be9535b.

eos/effects/fighterabilityattackm.py

@@ -0,0 +1,16 @@
+# Not used by any item
+"""
+Since fighter abilities do not have any sort of item entity in the EVE database, we must derive the abilities from the
+effects, and thus this effect file contains some custom information useful only to fighters.
+"""
+# User-friendly name for the ability
+displayName = "Turret Attack"
+
+# Attribute prefix that this ability targets
+prefix = "fighterAbilityAttackMissile"
+
+type = "active"
+
+
+def handler(fit, src, context):
+    pass