fixed getting-started link on home, added 3 moneropedia entries

home.php

@@ -10,7 +10,7 @@ Title: Home
             <img src="//static.getmonero.org/images/icon_monero.svg" class="inline-icon" style="height: 60px;"><h2>{% t index.what_is_1 %} <span class="kicks">{% t global.monero %}</span> {% t index.what_is_2 %}</h2>
             <p class="kicks text-important">{% t index.what_is_orange_block %}</p>
             <p>{% t index.what_is_text_block_1 %}</p>
-            <p>{% t index.what_is_text_block_2 %} <a href="/{{ site.lang }}/getting-started/">{% t global.getting_started %}</a> {% t index.what_is_text_block_4 %}<br/>
+            <p>{% t index.what_is_text_block_2 %} <a href="/getting-started">{% t global.getting_started %}</a> {% t index.what_is_text_block_4 %}<br/>
             </p>  
         </div>
         <div class="col-md-1 info-spacer">

knowledge-base/moneropedia/cryptocurrency.md

@@ -0,0 +1,10 @@
+---
+layout: moneropedia
+entry: "Cryptocurrency"
+terms: ["cryptocurrency", "cryptocurrencies", "altcoin", "altcoins"]
+summary: "digital currencies that do not have a central point of control, operating in a distributed peer-to-peer network"
+---
+
+### The Basics
+
+{{ page.summary | capitalize }}.

knowledge-base/moneropedia/paymentid.md

@@ -0,0 +1,10 @@
+---
+layout: moneropedia
+entry: "Payment ID"
+terms: ["payment-ID", "payment-IDs"]
+summary: "an optional flag that is added to identify transactions to merchants, consisting of 64 hexadecimal characters"
+---
+
+### The Basics
+
+{{ page.summary | capitalize }}.

knowledge-base/moneropedia/stealthaddress.md

@@ -0,0 +1,10 @@
+---
+layout: moneropedia
+entry: "Stealth Address"
+terms: ["stealth-address", "stealth-addresses"]
+summary: "a special property of Monero addresses that makes it impossible to see which address a transaction went to or came from"
+---
+
+### The Basics
+
+{{ page.summary | capitalize }}.