Chili Docking: No minimize button if window given different parent than screen0.

Will not remove button if parent is nil, because that happens when the window is "minimized."
Option to hide core selector window.

The widget itself provides the ctrl-c hotkey so it's necessary to have it on even when not used.
Merge pull request #97 from RyMarq/master

Adjusted duck to have very low Torpedo range (120).
Small sea fixes:
 * Fixed weapon change depth for Duck and Scallop.
 * LeadLimit = 0 for Duck.
Merge pull request #98 from RyMarq/master

Potential alternate Hunter sound/missile
Fixed #92 Slasher animation.
Merge pull request #99 from RyMarq/master

Improved Snake torpedo effect.
Mostly undid sound changes as they are inaudible.
Fixed Hunter effects.
Merge branch 'balance' of https://github.com/ZeroK-RTS/Zero-K into balance
Messed with Snake effect a bit.
Merge branch 'balance'
VERSION{v1.2.7.10}
VERSION{v1.2.7.11}
Fixed Duck range.
VERSION{v1.2.7.12}
Fixed bug in energy OD payback where a structure could be registered multiple times.
Add a squared-off version of DarkHive Chili skin
UnitPreDamaged default weapon set includes debris, falling, etc. damage
Objectives button goes grey if no unread objectives are present
Remove unused reverse compatibility flag from init_auto_ready.lua; utilities table from effects/zombie.lua
New player placing sound and alarm sound fix.

The placing beep was created from scratch without cracking artifacts the
old version had. The old version was removed.

Removed audible speech at the end of the alarm sound.
Fix PL helptext & cleanup MohoGeo