Added integration to Halo Energy Shield

Fixed a slight miscalculation of maximum health after taking healthkit in the health system..

Hotfix: server convars wasn't replicated to clients in multiplayer.

None Provided

• Added individually toggleable health bar and ammo counter.
  
• Added health/armor bars smooth transition
  
• Adjusted some colors
  
  
• Fixed health going over maximum value
  
• Fixed maximum health and armor values
  
• Fixed scoreboard numerical health and armor display for other screen resolutions.

Fixed an error when taking a damage after enabling the health system.

Initial addon creation.