Update README.md

Author: antfarmar

README.md

@@ -16,7 +16,7 @@ In Unity,  `GameObject` is simply a container of `Components`.
 ![Entity-Component Pattern](Entity-Component.png)
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 # Index
-1. [Architecure, Standards, Best Practices](#architecure-standards-best-practices)
+1. [Architecture, Standards, Best Practices](#architecture-standards-best-practices)
 1. [Code Snippets](#code-snippets)
 1. [Techniques](#techniques)
     * [Singleton Pattern](#singleton-pattern)
@@ -36,7 +36,7 @@ In Unity,  `GameObject` is simply a container of `Components`.
     * [Miscellaneous](#miscellaneous)
 
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-# Architecure, Standards, Best Practices
+# Architecture, Standards, Best Practices
 
 ##### Software Design 101