Changed tests to allow for an empty snippet_set
Renamed test to test_snippet_set_present
Merge pull request #9 from bobsilverberg/bugFix

Changed tests to allow for an empty snippet_set
Changing the service-API call to "3", per mkelly

per IRC:

<stephend_> mkelly: http://snippets.allizom.org//1/Firefox/default/default/default/en-US/aurora/default/default/default/ isn't returning anything, but not sure if it should
* stephend_ fixes the double slash
<mkelly> stephend_: Change the 1 to a 3
<stephend> should we update our tests?
<mkelly> 1 means the old about:home that isn't grey, we don't use that anymore
Increase requests timeout from 5 to 15 seconds.
Merge pull request #10 from Osmose/increase-timeout

Increase requests timeout from 5 to 15 seconds.
Added lxml to requirements.txt so bs4 could use it
Changed parser to html5lib to avoid install issues
Also updated version of BeautifulSoup to address a failure
Merge pull request #12 from bobsilverberg/lxml

Added lxml to requirements.txt so bs4 could use it
Xfail test_snippet_set_present due to bug 848750
https://bugzilla.mozilla.org/show_bug.cgi?id=848750
Links in snippets-dev.allizom.org are throwing 500 Internal Server Error
Merge pull request #13 from teodosia/xfail-set-present

Xfail test_snippet_set_present due to bug 848750
Snippets-dev is fixed now, so unxfailing.
Merge branch 'master' into xml_wellformedness

Conflicts:
	tests/test_snippets.py