Updated gradle.

Author: manastalukdar

README.md

@@ -62,11 +62,15 @@ Highly recommended to open/use this repository using [Visual Studio Code](https:
 1. Run gradlew test and code coverage tasks.
 1. Update CI scripts (appveyor, circle-ci, travis) to point to new Java version.
 
+#### Gradle
+
+From the project root, run `.\gradlew.bat wrapper --gradle-version 5.4.1`. For Linux, run gradlew from the root, instead of the .bat file. Use the desired version. in the command. Verify that the `distributionUrl` field in the file `gradle-wrapper.properties` has been updated to reflect the correct version. [Reference](https://docs.gradle.org/current/userguide/gradle_wrapper.html#sec:upgrading_wrapper)
+
 #### Python
 
 1. Install latest version of Python.
-1. Run tasks for python tests, coverage reports and problems list.
-1. Update CI scripts (appveyor, circle-ci, travis) to point to new Python version.
+2. Run tasks for python tests, coverage reports and problems list.
+3. Update CI scripts (appveyor, circle-ci, travis) to point to new Python version.
 
 ## Continuous Integration
 

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
-zipStorePath=wrapper/dists
+zipStorePath=wrapper/dists