[Delivers #47688963 #47761743]Rename methods in CloudFilesProvider to appropriate prefix.Create Full ordered tests for CloudFiles.

**Stories:**
https://www.pivotaltracker.com/story/show/47688963
https://www.pivotaltracker.com/story/show/47761743

Renamed methods 
AddContainerMetadata to <b>UpdateContainerMetadata</b>
AddContainerCdnHeaders to <b>UpdateContainerCdnHeaders</b>
GetObjects to <b>ListObjects</b>

Created ordered tests <b>cloudfilesfull.orderedtest</b>. Now the test image is attached to the project and used in unit integration <b>CloudFilesTests</b>, also uses ***[DeploymentItem("DarkKnightRises.jpg")]*** attribute on Tests where the file is used.