build: Reverted to use sha from appveyor.
build: Incremeted pre-release version,

to test make tag on github.
build: Renamed the GitRefNameToTag property to RefOrShaForTag.
test: Fixed invalid test.
dev: Fixed not being able to create a tag with sha.
refactor: Renamed Reference to RefOrSha.
build: Fixed code analysis warning.
refactor: Renamed the Tag class to TagInformation.
build: Incremented pre-release version,

to indicate that this is to test for creating a tag correctly.
build: Reverted the condition to create a tag on github.
Merge pull request #2 from jwChung/fix-sha

Use Appveyor SHA