Issue Summary

Adding new branch name with the character "." while committing changes removes the special character"."

This is reproducible on Data Center: (yes) / (no)

Steps to Reproduce

1. Try to add a file from the UI or make changes for a file
2. Click commit and select the option "Create a pull request for this change"
3. Edit the Branch name, Example: test.1
4. Click Commit
5. Immediately after commit, you can see Branch name is changed from "test.1" to "test1"

Expected Results

A branch with name "test.1" should be created

Actual Results

A branch with name "test1" is created ignoring the character "."

The below exception is thrown in the xxxxxxx.log file:

...

Workaround

• Creating a branch from "Branches" page or locally will not lead to such issues
• Once the branch is created make changes and raise a PR