experiments on pagination
added files to index
experimenting with pagination
clean-up on search_results.html
removed unused import from PubsFlask module
added tests for search api
* added tests
* pagination working
* removed unused code
* updated to jquery 1.11.1
updated pagination.css
removed references to bootstrap as it was ultimately unneeded
updated requirements.txt
Merge pull request #30 from ayan-usgs/master

updated javascript libraries and Requirements.txt