Remove release instructions.
Moved to the internal wiki.
DELETE
DEVELOPERS.md
-## Developer instructions
-
-### Testing a release locally
-Run artifactory locally (assuming you have docker running locally):
-
-```bash
-docker run -p 8080:8080 mattgruter/artifactory
-```
-
-Configure the `contextUrl` section in `publish.gradle` to point to `http://localhost:8080/artifactory`.
-
-Add/update your `~/.gradle/gradle.properties` with the following config block:
-
-```properties
-forceLocal=true
-bintrayUser=admin
-bintrayApiKey=password
-```
-
-Upload artifacts to the local artifactory:
-
-```bash
-./gradlew artifactoryPublish
-```
-
-## Interim method to publish to Maven Central
-
-### Publish to Bintray and Sync with Maven Central
-
-Prerequisites:
-* A bintray account that is a member of the [Datadog org](https://bintray.com/datadog)
-* The bintray api key for your [account profile](https://bintray.com/profile/edit)
-* Sonatype credentials
-
-Prepare the release:
-1. Checkout master: `git checkout master ; git pull --rebase`
-2. Update the version number in `dd-trace-java.gradle`, removing the `-SNAPSHOT`
-3. Commit with a message `Version x.x.x` (but don't push)
-4. Tag the commit with tag `vx.x.x` (but don't push)
-5. Ensure the build is clean: `./gradlew clean check --parallel`
-
-Perform the release:
-1. `./gradlew bintrayUpload --max-workers=1 -PbintrayUser=<YOUR_USERNAME> -PbintrayApiKey=<YOUR_API_KEY>`
-2. If successful, go to [Bintray](https://bintray.com/datadog/datadog-maven/dd-trace-java) to verify artifacts.
-3. After artifacts are determined correct, sync with Sonatype.
-4. Enter Sonatype's credentials and press sync (leave "Close and Release" checked).
-5. After a few minutes, sync status should show success. Verify the new version shows up in [Sonatype](https://oss.sonatype.org/content/repositories/releases/com/datadoghq/).
-6. Push the release commit and tag to Github.
-7. Update the version number in `dd-trace-java.gradle` with the next version adding `-SNAPSHOT`.
-8. Commit with a message `Begin x.x.x` and push.

Remove release instructions.

Moved to the internal wiki.