Create an Interface to support multiple facilities using different information catalogs

[Sofia Antony]

(In [6573]) re#1699 - Interface class for information catalogs to support different facilities

[Sofia Antony]

(In [6739]) re#1699 - Some changes to the ICatalog interface.For the downloading the underlying ICat Api not supporting list of file ids it's now changed to taking a single file id.

[Sofia Antony]

(In [6773]) re#1699 - Added Catalog factory class to create different catalogs

[Sofia Antony]

(In [6774]) re#1699 - fix for build failure

[Sofia Antony]

(In [6776]) re#1699 - catalog element is added to facilities.xml to support multiple facilities information catalogs

[Sofia Antony]

(In [6777]) re#1699 -FacilityInfo is changed to support multiple information catalogs .IPropertyManager is changed to support array property of type long long

[Sofia Antony]

Last couple of checkins I've used accidently #1669 instead of #1699.Starting from the revision 6838 to the previous version of all ICat files ticket number is wrong.

[Sofia Antony]

(In [6896]) re #1699 - Some changes to ICat UI- list investigations types and list instruments now saves the data to a vector.Invalid session check is done for list investigation types and list instruments algorithms. Now if user starts Basic /advanced search even before login it pop up login dialog.

[Sofia Antony]

(In [6922]) re #1699 - session validity check is added to mydata search.Some minor changes to the error messages.

[Sofia Antony]

(In [6924]) re #1699 - If users is not logged in login dialog pop-up on my data search.ui file is changed to remove the column names,now the columns are named from table workspace

[Sofia Antony]

By mistake I've used the ticket no.#1669 for the previous checkin.

[Russell Taylor]

(In [7159]) This should fix ICat downloads on linux. Re #1699.

[Russell Taylor]

Looks OK.

[Stuart Campbell]

This ticket has been transferred to github issue ​2546