Cosmetic updates.

/genes/show.html.html
  Title is now "data sources and alternative names" instead of "gene summary page"

/interaction_claims/interaction_search_results.html.haml
/interaction_claims/_interaction_result_results_table.html.haml
/interaction_claims/_interaction_result_results_table.html.haml
  The flag bubble is now clear and nicely spaced.
  The long titles I had previously are now tiny sub-titles underneath on the first two.
  No long titles on the second two.
subtitle text change for primary/definite interaction results
Cosmetic update of how drug/gene naming and linking.

Added methods to the application helper to produce titles and links
for genes and drugs and their associated claims.  Probably needs to
be moved into a presentation wrapper?
Made labels consistent for link-out on drug and gene.  Also updated gene title but it is not visible currently w/ a bug in master.
add header to gene claim show page
re-enable profiler
clean up gene claim show page
cleanup gene show page to use new presenters
pull sorting out of view
clean up drug claim show page
clean up interaction claim search a little
remove manual url generation in favor of helpers
quick fix for variable naming
updated sub-heading on drug and gene claim pages to include source, be consistent
updated sub-heading on interaction page to specify data source for consistency
shorten field names on drug/gene claim page
make drug_claims use have an ext link swirly
updated spacing for categories flags
made categories flags bubbles nicer
update smtp settings to mail dgidb-notifications@genome.wustl.edu