Error when having a space in username in credentials file

Step to reproduce

• Use the credentials.(yml|json) file following this guide: http://docs.usharesoft.com/projects/hammr/en/latest/pages/getting-started/launch-hammr.html
• Append a space at the end of the username
• Create a template.(yml|json) file following this guide: http://docs.usharesoft.com/projects/hammr/en/latest/pages/templates/template-create.html
• Execute the command :
  hammr template create --file template.(yml|json)

Expected result

• Cannot log to Hammr with the current username and have an explicit error message
  or
• Trim the space during the login step and the create template step

Actual result

you provided a yaml file, checking...
Creating template from temporary [/tmp/hammr-5708/archive.tar.gz] archive ...
ERROR: UForge Error '500' with method: POST http://uforge:8080/ufws/users/johndoe%
20/imports?useMajor=False&imported=False&force=False&reuseBundles=False
Message:
Unknown server error. Please contact UForge support.

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