TravisCI: Add libmpfr-dev to the dependencies.
Add support for hex values in query #138
Merge pull request #500 from psatish/master

Add support for hex values in unicode query #138
Merge pull request #492 from duckduckgo/jag/travisci-libmpfr

TravisCI: Add libmpfr-dev to the dependencies.
Calculator: Bring back the link for the result.

Clicking on the result should show the result as a clickable link that will replace the query. (This is how it used to work before.)
Merge branch 'master' into jag/calc-link
Calculator: Fix failing tests.
Merge pull request #503 from duckduckgo/jag/calc-link

Calculator: Bring back the link for the result.