Create .gitattributes

So that line-endings are not changed during commits or checkout
SYNC-288 - show record id in history page
SYNC-278 - add unique index to sync_record.original_uuid
SYNC-242:Fix failing sync unit tests
SYNC-277: create isFinal state method
Merge pull request #2 from sunbiz/sprint201303

Create .gitattributes
Merge pull request #3 from sunbiz/SYNC-288

SYNC-288 - show record id in history page
Merge pull request #4 from sunbiz/SYNC-278

SYNC-278 - add unique index to sync_record.original_uuid
Merge pull request #6 from lluismf/SYNC-277

SYNC-277: Create SyncUtil.isFinalState(state) method
Merge pull request #5 from lluismf/SYNC-242

SYNC-242:Fix failing sync unit tests
SYNC-274 - trim exclude/include classnames when saving
SYNC-279 - adding index to sync_record.timestamp, sync_record.state and sync_server_record.server_id
Follow up to add test to ensure the api call is failed if a sync record
can't be created - SYNC-287
Merge pull request #7 from sunbiz/SYNC-274

SYNC-274 - trim exclude/include classnames when saving
SYNC-279 - Follow-up comments
Merge pull request #8 from sunbiz/SYNC-279

SYNC-279 - adding index to sync_record.timestamp, sync_record.state
Merge branch 'sprint201303' of https://github.com/openmrs/openmrs-module-sync into SYNC-289