Merge pull request #7 from OfficeDev/dev

Get Latest
validation of args in BrandingExtensions
updated GetSiteGuidByUrl Code doc. The Guid of a site collection or an Guid.Empty if the Site does not exist<
Remove unused list from GetWeparts
Add webRelativeUrl to combine in AddHtmlToWikiPage
Updated 16 version CSOM assemblies from 3rd of Sep release
Merge remote-tracking branch 'upstream/dev' into dev
Update readme.md
Updated the 16 binaries to the latest version
Merge branch 'dev' of https://github.com/OfficeDev/PnP into dev

Conflicts:
	Assemblies/readme.md
Merge pull request #108 from pbjorklund/getwebparts

Remove unused list from GetWeparts
Append relativeurl to overload of AddHtmlToWikiPage
Add tests for AddLayoutToWiki and AddHtmlToWikiPage
Add Web.RemoveFieldByInternalName and tests
Replace cleanup with erwins cleanup
Created tests
small fixes
Added ListItem formatting
Updated the v15 assemblies since we've released a new redist
Merge pull request #112 from erwinvanhunen/fixes

Create tests for TaxonomyExtensions, small fixes