DS-1581 Prevent double-up of restriction message
DS-1587 - Commit .gitignore and .gitattributes.  Fix line endings in several POMs
Cleanup POMs to work with GitHub and also merge in old "dspace-pom" functionality into dspace-parent POM
Fix license headers in files which were missing them
Merge pull request #243 from DSpace/DS-1587-1.8.x

DS-1587: Fix 1.8.x Branch for Git/GitHub
Fix line endings (related to changes in DS-1587)
More line ending cleanup (related to changes in DS-1587)
Even more line ending cleanup (related to changes in DS-1587), argh.
Still more line ending cleanup (related to DS-1587)
Fixing incorrect path (related to DS-1587)