Updating PDF manual in 1.8.x branch. This both updates the PDF manual for folks forking via this branch as well as the one linked off www.dspace.org (as the main website now points at the PDF manuals stored in corresponding GitHub branch).
Keep empty directories so that Maven builds without errors.
Merge pull request #107 from doctorlard/buildfix2_1_8_x

Keep empty directories so that Maven builds without errors.
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)
Line ending normalization (related to DS-1587)
More line ending normalization (related to DS-1587)
backporting patch to DS-1603 to dspace 1.8
Merge pull request #263 from hardyoyo/DS-1603-backport_to_18

backporting patch to DS-1603 to dspace 1.8
[maven-release-plugin] prepare release dspace-1.8.3
[maven-release-plugin] prepare for next development iteration
DS-1605 add .travis.yml for Travis-CI integration