Update contributors.xml

fixing my entry, and for few other people I know
Merge branch 'patch-1' of github.com:dimpase/website into dimpase-patch-1

* 'patch-1' of github.com:dimpase/website:
  Update contributors.xml
Merge branch 'dimpase-patch-1'

* dimpase-patch-1:
  Update contributors.xml