Updates...
Buildings
More metals/ores
Backpack ( weapon )

Entities found within...
Chest
Tree
Mine
Furnace
Anvil
Workbench

Weapons found within...
Bow
Crossbow
Swords

Credits;
Me - Scripting
Mid Age Team - Ore models
Age of Chivalry Team - Bow/Crossbow models
Jono - Those awesome building models <3
- Other credits found within.

I made it an old gamemode of mine, http://www.facepunch.com/threads/970767-GMod-Civilizations/page8

Commands;
Anvil_CreateRecipe
Furnace_CreateRecipe
Workbench_CreateRecipe

Build instructions -
-Typing gmc_menu into console shows the menu to spawn buildings from
-Choose the building you want, click on it and click 'Spawn'
-Click use on the blueprint to start building
-Place building with Positioning tool ( before or after blueprint - as long as you haven't started hammering it. )
-Draw Backpack weapon
-Left click on resources to pick up
-Draw Hammer
-Left click on building and if the resources are require they will be added
-Continue for each resource needed ( you can do more than one at a time, and do not need to add all at once. )

Furnace/Anvil/Workbench instructions -
-Place resources atop the anvil/furnace/workbench
-Continue until you have enough resources ( Check by clicking use on the anvil/furnace/workbench and hovering your mouse on the one you want to make )
-Click use to bring up the menu, then click on the one you want to create

Holding shift while looking at an item will tell you what it is.

Requirements; EP2