Merge pull request Azure#5683 from cormacpayne/release-2018-03-09

[5.5.0] Update module versions for release

Merge pull request Azure#5611 from markcowl/fixload

Fix singleton initialization for environment property

Merge pull request Azure#5574 from cormacpayne/docs-fix

Fix a few issues in markdown help files

Merge pull request Azure#5592 from panchagnula/sisirap-mergedPreviewW…

…ithWebsitesPreview

Pull in the latest from preview into websites-preview

Merge pull request Azure#5491 from markcowl/cmp-managed

Update module PSM1 creation tools to skip modules with a pre-created …

Merge pull request Azure#5491 from markcowl/cmp-managed

Update module PSM1 creation tools to skip modules with a pre-created …

Merge pull request Azure#5505 from EvgenyAgafonchikov/rt-generated

Regenerated Route Table, added generated tests

Merge pull request Azure#5486 from Azure/fix-doc

Update help files for YAML header issues

Merge pull request Azure#5462 from cormacpayne/release-2018-02-09

Release 2018 02 09

Merge pull request Azure#5453 from cormacpayne/release-2018-02-09

[5.3.0] Update module versions for release