LRDOCS-730: Beginning updates for social networking chapter
LRDOCS-730: Updated Map instructions for Google v3 API key
LRDOCS-730: Finished updates for social networking portlets
LRDOCS-730: Beginning sections of OpenSocial updated for 6.2
Merge branch 'master' into collaboration-suite
Updated iGoogle section and added warning for upcoming removal
LRDOCS-754: Corrected Twitter gadget based on API updates and Twitter developer updates
LRDOCS-730: Update figure numbers
Merge pull request #643 from codyhoag/collaboration-suite

User Guide Chapter 9 - Social Networking