delivery reports and changes to excel reader to use generics
fixed mongodb init
zip extract changed
added excel reader for ziped folders hierarchy with deliveries data
Merge branch 'master' of https://github.com/idoychinov/DB-Teamwork-Team-Manticore

Conflicts:
	Databases-Teamwork-Practical-Project/SantasToyFactory/SantasToyFactory.ConsoleClient/SantasToyFactoryConsoleClient.cs
	Databases-Teamwork-Practical-Project/SantasToyFactory/SantasToyFactory.DataLayer/Child.cs
	Databases-Teamwork-Practical-Project/SantasToyFactory/SantasToyFactory.DataLayer/Delivery.cs
	Databases-Teamwork-Practical-Project/SantasToyFactory/SantasToyFactory.DataLayer/Toy.cs
	Databases-Teamwork-Practical-Project/SantasToyFactory/SantasToyFactory.DataOperations/ExcelDataReader.cs
	Databases-Teamwork-Practical-Project/SantasToyFactory/dataInfo.xls
implemented excel delivery reports upload to sql server