Merge pull request #1 from eucalyptus/master

update from euca source
Initial walrus design doc...not complete
Created home (markdown)
Updated local-home-page (markdown)
Introduced OSG and OSP
Updated scalable_walrus (markdown)
Added object storage arch doc and some content
Updated scalable_walrus (markdown)
Updated scalable_walrus (markdown)
Updated scalable_walrus (markdown)
Deleted old version and wiki-markup, using markdown
Merge pull request #49 from zhill/master

Pull in ObjectStorageGateway architecture doc. Still a work in progress, but should be in main arch repo.