Update dev/README.md (#517)

* Update `dev/README.md`

* Whoops

Co-authored-by: Raúl Cumplido <raulcumplido@gmail.com>

---------

Co-authored-by: Raúl Cumplido <raulcumplido@gmail.com>

Author: Fokko

dev/README.md

@@ -17,77 +17,8 @@
   - under the License.
   -->
 
-# Parquet Developer Scripts
-This directory contains scripts useful to developers when packaging,
-testing, or committing to Parquet.
+# Apache Parquet Release Scripts
 
-Merging a pull request requires being a committer on the project.
+This directory contains scripts useful to developers when running the Parquet release.
 
-* How to merge a Pull request:
-have an apache and apache-github remote setup
-```
-git remote add apache-github git@github.com:apache/incubator-parquet-format.git
-git remote add apache https://git-wip-us.apache.org/repos/asf/incubator-parquet-format.git
-```
-run the following command
-```
-dev/merge_parquet_pr.py
-```
-
-Note:
-* The parent directory of your parquet repository must be called parquet-format
-* Without jira-python installed you'll have to close the JIRA manually
-
-example output:
-```
-Which pull request would you like to merge? (e.g. 34):
-```
-Type the pull request number (from https://github.com/apache/incubator-parquet-format/pulls) and hit enter.
-```
-=== Pull Request #X ===
-title	Blah Blah Blah
-source	repo/branch
-target	master
-url	https://api.github.com/repos/apache/incubator-parquet-format/pulls/X
-
-Proceed with merging pull request #3? (y/n): 
-```
-If this looks good, type y and hit enter.
-```
-From git-wip-us.apache.org:/repos/asf/incubator-parquet-format.git
- * [new branch]      master     -> PR_TOOL_MERGE_PR_3_MASTER
-Switched to branch 'PR_TOOL_MERGE_PR_3_MASTER'
-
-Merge complete (local ref PR_TOOL_MERGE_PR_3_MASTER). Push to apache? (y/n):
-```
-A local branch with the merge has been created.
-type y and hit enter to push it to apache master
-```
-Counting objects: 67, done.
-Delta compression using up to 4 threads.
-Compressing objects: 100% (26/26), done.
-Writing objects: 100% (36/36), 5.32 KiB, done.
-Total 36 (delta 17), reused 0 (delta 0)
-To git-wip-us.apache.org:/repos/asf/incubator-parquet-format.git
-   b767ac4..485658a  PR_TOOL_MERGE_PR_X_MASTER -> master
-Restoring head pointer to b767ac4e
-Note: checking out 'b767ac4e'.
-
-You are in 'detached HEAD' state. You can look around, make experimental
-changes and commit them, and you can discard any commits you make in this
-state without impacting any branches by performing another checkout.
-
-If you want to create a new branch to retain commits you create, you may
-do so (now or later) by using -b with the checkout command again. Example:
-
-  git checkout -b new_branch_name
-
-HEAD is now at b767ac4... Update README.md
-Deleting local branch PR_TOOL_MERGE_PR_X
-Deleting local branch PR_TOOL_MERGE_PR_X_MASTER
-Pull request #X merged!
-Merge hash: 485658a5
-
-Would you like to pick 485658a5 into another branch? (y/n):
-```
-For now just say n as we have 1 branch
+The mechanics of the parquet-format release are analog to parquet-java, which can be found [here](https://parquet.apache.org/docs/contribution-guidelines/releasing/).