Bug Fix

Text in simple search combo box was not visible
Merge branch 'master' of https://github.com/1000Springs/web-app
Testing download sample data
Very alpha data summary page
Revert "Testing download sample data"

This reverts commit 20cb8e03d05252ab2f356e2bbd6b3f286d5c5873.
Added feature type to Location model so it gets displayed on sample-site
pages.
Round 2 testing download sample data
Added robots.txt in the right place this time
Merge branch 'master' of https://github.com/1000Springs/web-app
Bug Fixes

1: Fixed padding issue with search tier combo box
2: No longer showing lat/lng co-ords on excel spreadsheet
First Attempt at scatter plot
Fixed formatting

Shift download spreadsheet link into middle of table
Added read-count filter to confident_taxonomy view, so read counts <= 5
are not included in taxonomy visualisation.
Merge branch 'master' of https://github.com/1000Springs/web-app.git
Fixed microbial diversity visualisation pie chart so segments and
percentage values shown are correctly weighted.
Reduced Cache-Control expiry time from 7 to 1 days for chemistry and
taxonomy data.
Added in tabs and menus

Tabs were added to the about page
Our Science also received tabs as well as a menu
Updating ignore and removing test file
Added text to methodologies tabs

Feature Sampling
Sequencing
moved graph into correct heading