Added stack splitting and merging to inventory

rpg-docs/client/views/character/inventory/splitStackDialog/splitStackDialog.html

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+<!-- data needs to include id of item, parentCollection, parentId -->
+<template name="splitStackDialog">
+	<div style="width: 300px; height: 110px;">
+		<paper-input-decorator label="Quantity" floatinglabel>
+			<input id="quantityInput" type="number" value={{quantity}}>
+		</paper-input-decorator>
+		<paper-button id="oneButton">  One  </paper-button>
+		<paper-button id="halfButton"> Half </paper-button>
+		<paper-button id="allButton">  All  </paper-button>
+	</div>
+	<paper-button id="cancelButton" affirmative> Cancel </paper-button>
+	<paper-button id="moveButton" affirmative>   Move    </paper-button>
+</template>

rpg-docs/client/views/character/inventory/splitStackDialog/splitStackDialog.js

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+Template.splitStackDialog.helpers({
+	quantity: function(){
+		var item = Items.findOne(this.id);
+		if(item) return Math.round(item.quantity/2);
+	}
+});
+
+Template.splitStackDialog.events({
+	'tap #moveButton': function(event, instance){
+		var item = Items.findOne(this.id);
+		if(item){
+			item.splitToParent(
+				{collection: this.parentCollection , id: this.parentId}, 
+				+instance.find('#quantityInput').value
+			);
+		}
+	},
+	'tap #oneButton':function(event, instance){
+		instance.find('#quantityInput').value = 1;
+	},
+	'tap #halfButton':function(event, instance){
+		instance.find('#quantityInput').value = Math.round(Items.findOne(this.id).quantity/2);
+	},
+	'tap #allButton':function(event, instance){
+		instance.find('#quantityInput').value = Items.findOne(this.id).quantity;
+	}
+});