update readme and releasing

Author: wenxi-zeng

README.md

@@ -1,5 +1,5 @@
 # Analytics-Kotlin
-[![](https://jitpack.io/v/segmentio/analytics-kotlin.svg)](https://jitpack.io/#segmentio/analytics-kotlin)
+[![maven](https://img.shields.io/maven-central/v/com.segment.analytics.kotlin/android)](https://repo1.maven.org/maven2/com/segment/analytics/kotlin/)
 [![](https://github.com/segmentio/analytics-kotlin/actions/workflows/build.yml/badge.svg)](https://github.com/segmentio/analytics-kotlin/actions)
 [![codecov](https://codecov.io/gh/segmentio/analytics-kotlin/branch/main/graph/badge.svg?token=U5FDRBZOXO)](https://codecov.io/gh/segmentio/analytics-kotlin)
 [![Known Vulnerabilities](https://snyk.io/test/github/segmentio/analytics-kotlin/badge.svg)](https://snyk.io/test/github/segmentio/analytics-kotlin)

RELEASING.md

@@ -3,7 +3,7 @@ Releasing
 
 1. Create a new branch called `release/X.Y.Z`
 2. `git checkout -b release/X.Y.Z`
-3. Change the version in `gradle.properties` to your desired release version
+3. Change the version in `gradle.properties` and `core/Consants.kt` to your desired release version
 4. `git commit -am "Create release X.Y.Z."` (where X.Y.Z is the new version)
 5. `git tag -a X.Y.Z -m "Version X.Y.Z"` (where X.Y.Z is the new version)
 6. Upgrade to next version by changing version in `gradle.properties`
@@ -14,7 +14,7 @@ Releasing
 
 Example (stable release)
 ========
-1. Current VERSION_NAME in `gradle.properties` = 1.3.0
+1. Current VERSION_NAME in `gradle.properties` and LIBRARY_VERSION in `core/Consants.kt` is 1.3.0
 2. `git checkout -b release/1.3.1`
 3. Change VERSION_NAME = 1.3.1 (next higher version)
 4. `git commit -am "Create release 1.3.1"`