Polish readme

Author: gavlyukovskiy

azure-application-insights-spring-boot-starter/README.md

@@ -37,7 +37,7 @@ Start your spring boot application as usual and in few minutes you'll start gett
 
 **Additional Configuration**
 
-*Sending custom telemetry*
+#### Sending custom telemetry
 ```java
 @RestController
 public class TelemetryController {
@@ -53,8 +53,9 @@ public class TelemetryController {
 ```
 
 
-*Sending logs to the application insights*
-follow the instructions from (Spring Boot logging documentation)[https://docs.spring.io/spring-boot/docs/current/reference/html/howto-logging.html] to configure custom logback or log4j2 appender.
+#### Sending logs to the application insight
+
+Follow the instructions from (Spring Boot logging documentation)[https://docs.spring.io/spring-boot/docs/current/reference/html/howto-logging.html] to configure custom logback or log4j2 appender.
 `logback-spring.xml`
 ```xml
 <appender name="aiAppender"
@@ -79,7 +80,7 @@ follow the instructions from (Spring Boot logging documentation)[https://docs.sp
 </Configuration>
 ```
 
-*Register own telemetry module, processor or initializer by defining it as a bean in the configuration*
+#### Register own telemetry module, processor or initializer by defining it as a bean in the configuration
 ```java
 @SpringBootApplication
 public class MyApplication {
@@ -111,7 +112,7 @@ public class MyApplication {
 ```
 
 
-*Configure more parameters using `application.properties`*
+#### Configure more parameters using `application.properties`
 ```properties
 # Enable/Disable tracking
 azure.application-insights.enabled=true