Update neutral Anchor graphic; Update Further Notice to account for new unit id

mpq/arr/flingy.txt

@@ -507,7 +507,7 @@ Adherent
 Extatus
 Nathrelisk
 Iziralisk
-Extended Flingy #301
+Anchor (Grounded)
 Extended Flingy #302
 Extended Flingy #303
 Extended Flingy #304

mpq/arr/images.txt

@@ -1802,8 +1802,8 @@ Iziralisk
 Iziralisk Shadow
 Iziralisk Birth
 Iziralisk Remains
-Extended Image #802
+Anchor (Grounded)
-Extended Image #803
+Anchor (Grounded) Shadow
 Extended Image #804
 Extended Image #805
 Extended Image #806

mpq/arr/sprites.txt

@@ -897,7 +897,7 @@ Adherent
 Extatus
 Nathrelisk
 Iziralisk
-Extended Sprite #1
+Anchor (Grounded)
 Extended Sprite #1
 Extended Sprite #1
 Extended Sprite #1

mpq/arr/units.txt

@@ -404,7 +404,7 @@ Zerg Nathrelisk
 Zerg Iziralisk
 Faction Selection Protoss
 Faction Selection Zerg
-Extended Unit #179
+Terran Anchor (Grounded)
 Extended Unit #180
 Extended Unit #181
 Extended Unit #182

mpq/scripts/iscript.txt

@@ -51997,4 +51997,43 @@ NathreliskGndAttkInit:
     gotorepeatattk
     goto                NathrokorGndAttkToIdle
 
-## Next free IsId: 770
+# ----------------------------------------------------------------------------- #
+# This header is used by images.dat entries:
+# 1804 Anchor (Grounded) (cm\terran\anchor-grounded.grp)
+.headerstart
+IsId          	770
+Type          	24
+Init          	AnchorGroundedInit
+Death         	AtelierDeath
+GndAttkInit   	[NONE]
+AirAttkInit   	[NONE]
+Unused1       	[NONE]
+GndAttkRpt    	[NONE]
+AirAttkRpt    	[NONE]
+CastSpell     	[NONE]
+GndAttkToIdle 	[NONE]
+AirAttkToIdle 	[NONE]
+Unused2       	[NONE]
+Walking       	[NONE]
+WalkingToIdle 	[NONE]
+SpecialState1 	[NONE]
+SpecialState2 	[NONE]
+AlmostBuilt   	AnchorAlmostBuilt
+Built         	AnchorBuilt
+Landing       	AnchorLanding
+LiftOff       	AnchorLiftOff
+IsWorking     	[NONE]
+WorkingToIdle 	[NONE]
+WarpIn        	[NONE]
+Unused3       	[NONE]
+StarEditInit  	[NONE]
+Disable       	InfestedTerranLocal00
+Burrow        	[NONE]
+.headerend
+# ----------------------------------------------------------------------------- #
+
+AnchorGroundedInit:
+	imgul             	1805 0 0 # Anchor (Grounded) Shadow (cm\terran\anchor-grounded-shadow.grp)
+	goto				AnchorBuilt
+	
+## Next free IsId: 771