Update 1.2 released, here is the change log 
–Added–
Character:
-Melee attack ability
-TPS perspective now has better tweaked Yaw and Control Rotation depending if the Character has a Weapon or not
-Crouch is smooth now
-Toggle option for crouching
-Toggle option for sprinting
-The “Press E to Interact” prompt now doesn’t require the entire character to enter a volume
Weapon:
-Weapon example - Pistol (special thanks to r4nc1d)
-Weapon example - Auto-Pistol
-Ammo shell eject particle exposed to child classes, each weapon can have their own now
AnimBP:
-Added a pistol pose to the AnimBP’s
-Added steady 1-frame ADS animation (optional)
Other:
-Added Physics Surface Types
-Material is now being fetched too during the weapon drop process, making it possible to have different skins
-New particle effect for explosive barrel
Changed:
-Renamed vehicles from Buggy and Sedan to Heavy and Light vehicle
-Impact force for when a vehicle hits an enemy (Forward>ABS>200, instead of Forward>500)
-Re-worked the calculations regarding projectile spawns
-Save system now supports level (map) change with or without level streaming and/or world composition
-Slight alterations to the demo map, area where crouch is necessary to reach a pickup has been added