Update WIP 3249.
Merge pull request #16 from robmen/master

Suggested improvements for WIP #4161.
Merge pull request #17 from rseanhall/wip3249

Update WIP 3249
Update WIP from wix-devs discussion.
Merge pull request #18 from rseanhall/wip4161

Update WIP from wix-devs discussion
WixBuild: Version v3.9.526.0 and v4.0.1726.0
Merge pull request #19 from robmen/master

Bring over information about linker error 217 for WIXBUG:4208.
Fix typos in error 217 page.