Styling readme

Author: Zoran Pavlovic

README.md

@@ -18,28 +18,32 @@ public class UniversalPreferencesApplication extends Application {
 Now you can use UniversalPreferences library in any class of your project.
 
 UniversalPreferences library is "universal" at accepting object types, so there is only one method to store and only one method to retrive values.
+
+###### Store and retrive String
 ```Java
-// Store and retrive String
 UniversalPreferences.getInstance().put("string", "some value");
 String string =  UniversalPreferences.getInstance().get("string");
 ```
+###### Store and retrive Integer
 ```Java
-// Store and retrive Integer
 UniversalPreferences.getInstance().put("int", 30);
 int value =  UniversalPreferences.getInstance().get("int");
 ```
+
+###### Store and retrive Float
 ```Java
-// Store and retrive Float
 UniversalPreferences.getInstance().put("float", 3.0f);
 float valueFloat = UniversalPreferences.getInstance().get("float");
 ```
+
+###### Store and retrive Boolean
 ```Java
-// Store and retrive Boolean
 UniversalPreferences.getInstance().put("bool", true);
 boolean bool = UniversalPreferences.getInstance().get("bool");
 ```
+
+###### Store and retrive Set<String>
 ```Java
-// Store and retrive Set<String>
 Set<String> set = new HashSet<String>();
 set.add("test 1");
 set.add("test 2");