Update rails to 3.0.20
Merge pull request #10 from NESCent/security_fix

Update rails to 3.0.20
Merge branch 'master' into simple_matrix_browse
Fix link_to in project display

- Was missing proj_id in link_to, so route could not be determined
Updated icon image path for bootstrap
Beginning public-facing search for Tree of Sex
Added route for new search controller
More layout, now javascript to add select rows
Started loading in Taxon names from database, beginnings of ajax
Add routes for json listings of taxa
Add actions for JSON listings of taxa

Refactored fetching of taxa
Ajaxify update of Genus list

When a family is selected, the neighboring genus list is now updated
with the children
Defaults for listings, added trait listing