changes to topics and solr
Merge pull request #1349 from OCHA-DAP/topics-changes

Pull request: changes to topics and solr
removing the static last_update for topics
#1313
Merge pull request #1350 from OCHA-DAP/local-topics-changes

removing the static last_update for topics
Merge remote-tracking branch 'origin/search_controller' into
dev-merge-topics

Conflicts:
	ckanext-hdx_search/ckanext/hdx_search/controllers/search_controller.py
	ckanext-hdx_theme/ckanext/hdx_theme/templates/search/snippets/feature_item.html
Merge pull request #1351 from OCHA-DAP/dev-merge-topics

Dev merge topics
#1310
Merge pull request #1356 from OCHA-DAP/dev-search-nosetest

#1310
#1309 - add source mapping between indicator name and indicator source code
           - prepare parameter for new API call
Merge pull request #1357 from OCHA-DAP/arti-bugfixing

#1309 - add source mapping between indicator name and indicator source c...
#1309 - changed the API call to match the new CPS API
small fixes related topics and features
Merge pull request #1358 from OCHA-DAP/arti-bugfixing

#1309 - changed the API call to match the new CPS API
Merge pull request #1359 from OCHA-DAP/sprint-33-bugs-alex

small fixes related topics and features
#1340 - finally reproduce the issue
           - minified select2 runs before the browser sets the elements size
           - fixed by setting the element size statically
           - toggled select2 on disabled search boxes also
#1340 - disabled select2 had a glitch
Merge pull request #1361 from OCHA-DAP/arti-bugfixing

Arti bugfixing
changing topic url to something that actually works