Merge pull request #855 from sunnychaudhari/collection

Bug resolved in new template added
browse_resource.py url renamed as e-library.py
browse_topic.py url renamed as topics.py
browse_resource.py view renamed as e-library.py
browse_topic.py view renamed as topics.py
Renamed the browse topic ST as 'Topics'
condition added to rename the existing browse topic & browse resource ST
condition modified according to 'E-Library' as app name
url modified to edit the theme items in tree hierarchy
urls modified which redirects to 'Topics' & 'E-Library'
'Topics' & 'E-Library' included in GAPPS list
Browse Topic & Browse Resource renamed as Topics & E-Library respectively