Updated interim codebase for Sprint 4

Completed work on following:
1. Open AGOL item of type webmap, feature service, map service and tile
services
a. Display map controls for Interactive zoom, Basemap switcher,
Geo-Location and Full Screen
b. Display name of the item and tabs for Legends, Layers and Info
2. Open AGOL item of type ‘Application’ in new window
3. Incorporated feedback received during previous demo
a. Sign out functionality
b. Download option in Item Details page in smartphones
c. Back to gallery link on Item Details Page
d. Multiple selection in tag cloud
e. Change position of Item type in gallery page
f. Provide Item type in Grid Layout
g. Remove Owner and last modified for gallery items
h. Remove 'N/A' from Thumbnails
i. Remove Pagination from Gallery
j. Remove prefix from Geography tag cloud
k. Remove 'Clear Filter' text for category and geography tag cloud
l. Remove applied filter on clicking the filtered tag again