Sql Defect 1912396 : Import PS Cmdlet does not respect db size/edition

Root cause:
PS cmdlet Start-AzureSqlDatabaseImport did not pass the Database MaxSize and Edition parameter to the Import Service.

Fix:
 Update Commands.SqlDatabase.csproj reference:
    Microsoft.WindowsAzure.Management.Sql
    from 0.9.2-preview to 0.9.5-preview

Add Database MaxSize and Edition parameter when calling Import Service.