Add Ugandan Defence Forces faction

[tupolov]

• [x] Correct Uniform and camo for units
• [x] Custom unit loadouts
• [x] CBA compatibility (EH)
• [x] Units/Vehicles and Weapons/Uniforms in CfgPatches
• [x] RequiredAddons
• [x] Unit insignias
• [x] Element of randomisation
• [x] Full selection of vehicles (incl static weapons)
• [x] Vehicles have gunners where appropriate
• [x] Full set of groups
• [x] Faction Crates / Supplies
• [x] ALiVE Static Data
• [x] Any custom weapons - ACE Compat
• [x] Tested with ALiVE and VCOM
• [x] Localization Stringtables
• [x] Icons and Preview Images
• [x] User Acceptance Test