Bumped version to 1.2.0.post
Update README.md
Update README.md
NullScannerAdapter returns NullScanResult (closes #8)
Added test module for NullScannerAdapter.
Added YARD doc content to ScannerAdapter.
Merge pull request #9 from duke-libraries/null-scan-result

NullScannerAdapter returns NullScanResult (closes #8)
Moved ScanResult into Adapters namespace.
Pull ScanResult subclasses out of adapter classes (i.e. not inner classes)
Merge pull request #10 from duke-libraries/refactor-scan-result

Moved ScanResult into Adapters namespace.
Update README.md
Update README.md
Collapsed some methods
Merge branch 'hotfix-which' into develop

Conflicts:
	lib/ddr/antivirus/version.rb
Merge pull request #11 from duke-libraries/refactor-adapters

Collapsed some methods
Merge branch 'develop'
Bumped version to 1.3.0