Update README.md

Author: huksley

README.md

@@ -29,21 +29,21 @@ Maven repository is created using [jitpack.io](https://jitpack.io/). Configure m
 ### Step 1. Add repository
 ```xml
 <repositories>
-		<repository>
-		    <id>jitpack.io</id>
-		    <url>https://jitpack.io</url>
-		</repository>
-	</repositories>
+	<repository>
+		<id>jitpack.io</id>
+		<url>https://jitpack.io</url>
+	</repository>
+</repositories>
 ```
 
 ### Step 2. Add the dependency
 
 ```xml
-	<dependency>
-	    <groupId>com.github.wizecore</groupId>
-	    <artifactId>persistent-metrics</artifactId>
-	    <version>0.2</version>
-	</dependency>
+<dependency>
+	<groupId>com.github.wizecore</groupId>
+	<artifactId>persistent-metrics</artifactId>
+	<version>0.2</version>
+</dependency>
 ```xml
 
 ## Configuring Redis