STYLE: relocate commonly used ensight components to fileFormats

src/conversion/Make/files

src/fileFormats/Make/files

src/fileFormats/ensight/file/ensightFile.C

src/fileFormats/ensight/file/ensightFile.H

src/fileFormats/ensight/file/ensightGeoFile.C

src/fileFormats/ensight/file/ensightGeoFile.H

src/fileFormats/ensight/name/ensightFileName.H

src/fileFormats/ensight/name/ensightFileNameI.H

src/fileFormats/ensight/name/ensightVarName.H

src/fileFormats/ensight/name/ensightVarNameI.H

src/fileFormats/ensight/read/ensightReadFile.C

src/fileFormats/ensight/read/ensightReadFile.H

src/fileFormats/ensight/type/ensightPTraits.C

src/fileFormats/ensight/type/ensightPTraits.H