Delete mook
Merge with pavlo
Add SubCategory serializable
Merge remote-tracking branch 'origin/dorosh' into chemodurov

Conflicts:
	BuyIt/WebApp/WEB-INF/web.xml
Update admin href in navbarLogout
Create login_form. Update LoginFilter and productPage.jsp
Update sidebarMenu with partners section
Create thumbnail-image-small.js for image fitting in div
Update item-preview.css and item-preview.jsp
Fix thumbnail-image-small.js reload bug
Create message_page.jsp
Link item_preview.jsp with proudctPage.jsp
Update BuyItServlet
Create information_page.jsp and update BuyItServeServlet
Fix thumbnail-image-small.js bug
BuyItServeServlet refactoring
Add exceptions AuctionAllreadyClosed and WrongProductCount.
BuyItServeServlet refactoring and update AuctionServiceImpl.
Rename information_page.jsp to buy_it_information.jsp.
Create bid_information.jsp, BidBuilder, BidAmountFilter, BidFilter,
BuyItFilter, ClosedAuctionFilter, QueryFailFilter, WrongCountFilter, 
BidServeServlet.
Create exceptions
Update registrationServlet - direct to login form with success message.
context