added readme.md to fix #2

readme.md

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+# Welcome to the cannons mod
+cannons is a mod for the game minetest written by Kingarthurs Team
+(Semmett9, eythen, and addi)
+
+if you have some muni in the cannon and some gunpowder
+you can shot the cannon if you punch it with a torch.
+
+the cannonball will damage the other players.
+if it wears armor the damage will be calculated.
+## configure cannons
+
+if you dont want exploding or burning muni you can dissable it in the settings.txt
+
+
+
+## Dependencies
+
+* default
+* bucket
+* fire(optional)
+
+## get cannons
+relases are in the [donwloads Tab](https://bitbucket.org/kingarthursteam/cannons/downloads#tag-downloads)
+swith there to tab 'Tags'
+
+its also aviable as a git repo:
+
+```
+$ git clone https://kingarthursteam@bitbucket.org/kingarthursteam/canons.git
+```
+
+## Craft Rezieps
+
+Bucket with salt:
+
+![Bucket with salt salt](https://bitbucket.org/kingarthursteam/cannons/wiki/crafts/bucket_with_salt.png)
+
+Salt (shapeless): 
+
+![salt](https://bitbucket.org/kingarthursteam/cannons/wiki/crafts/salt.png)
+
+Gunpowder (schapeless):
+
+![gunpowder](http://thatraspberrypiserver.raspberryip.com/Infinatum_Minetest/Downloads/cannon/img/craft_gunpowder.gif)
+
+cannons:
+
+![cannon & bronce cannon](http://thatraspberrypiserver.raspberryip.com/Infinatum_Minetest/Downloads/cannon/img/craft_cannon.gif)
+
+Wooden stand:
+
+![wooden stand](https://bitbucket.org/kingarthursteam/cannons/wiki/crafts/woden_stand.png)
+
+Stone Stand:
+
+![stone stand](https://bitbucket.org/kingarthursteam/cannons/wiki/crafts/stone_stand.png)
+
+## Screenshots
+![Cannon Tower](https://bitbucket.org/kingarthursteam/cannons/wiki/screenshots/screenshot_1531516.png)
+![Cannon Tower 2](https://bitbucket.org/kingarthursteam/cannons/wiki/screenshots/screenshot_1849086.png)
+![Cannon Tower 3](https://bitbucket.org/kingarthursteam/cannons/wiki/screenshots/screenshot_5781410.png)
+
+## Create your own Cannonball!
+
+```
+#!lua
+
+local ball_wood={
+	physical = false,
+	timer=0,
+	textures = {"cannons_wood_bullet.png"},
+	lastpos={},
+	damage=20,
+	range=1,
+	gravity=10,
+	velocity=40,
+	name="cannons:wood_bullet",
+	collisionbox = {-0.25,-0.25,-0.25, 0.25,0.25,0.25},
+	on_player_hit = function(self,pos,player)
+		local playername = player:get_player_name()
+		player:punch(self.object, 1.0, {
+			full_punch_interval=1.0,
+			damage_groups={fleshy=self.damage},
+			}, nil)
+		self.object:remove()
+		minetest.chat_send_all(playername .." tried to catch a cannonball")
+	end,
+	on_mob_hit = function(self,pos,mob)
+		mob:punch(self.object, 1.0, {
+			full_punch_interval=1.0,
+			damage_groups={fleshy=self.damage},
+			}, nil)
+		self.object:remove()
+	end,
+	on_node_hit = function(self,pos,node)
+		if node.name == "default:dirt_with_grass" then			
+			minetest.env:set_node({x=pos.x, y=pos.y, z=pos.z},{name="default:dirt"})
+			minetest.sound_play("cannons_hit",
+				{pos = pos, gain = 1.0, max_hear_distance = 32,})
+			self.object:remove()
+		elseif node.name == "default:water_source" then
+		minetest.sound_play("cannons_splash",
+			{pos = pos, gain = 1.0, max_hear_distance = 32,})
+			self.object:remove()
+		else
+		minetest.sound_play("cannons_hit",
+			{pos = pos, gain = 1.0, max_hear_distance = 32,})
+			self.object:remove()
+		end
+	end,
+
+}
+cannons.register_muni("cannons:ball_wood",ball_wood)
+```
+
+
+
+
+Have fun!