Updates readme links to reflect new repo name

- Updates links in readme (in particular the Travis CI links, which
were broken), to reflect change of repo name from
"human_services_finder" to "ohana-web-search"
Updates styles

Updates fax number appearance:
- Moves order of fax number and contact type to be consistent with
phones listing.
- Reduces size of phone hours.
Merge pull request #333 from codeforamerica/update-travis

Updates readme links to reflect new repo name
Merge pull request #334 from codeforamerica/fax-appearance

Updates styles