Adding v7 media picker property editor docs
added v7 upgrade info
Merge branch 'master' of https://github.com/umbraco/Umbraco4Docs
added backup notes
Add workaround Razor Snippet for v7 Media Picker
Merge branch 'master' of https://github.com/umbraco/Umbraco4Docs
Updates upgrade guide with related links xslt info
more details on related links and xslt
Update v7-upgrade.md
Merge branch 'master' of https://github.com/umbraco/Umbraco4Docs
Starts organizing more v7 docs (starting with trees) and migrating the tutorials into Our.
Merge branch 'master' of https://github.com/umbraco/Umbraco4Docs
re-organizing docs on property editors and start integrating v7 docs.
Adding v7 Related Links property editor docs
Rejigging built in property editors for v7 docs