Increase test coverage.

[JNRowe]

No description provided.

[JNRowe]

Still very low, needs to improve.

Name              Stmts   Miss  Cover   Missing
-----------------------------------------------
hubugs              246    151    39%   46-47, 128-157, 168-180, 193-201, 215-233, 248-261, 271-278, 289-307, 316-329, 338-351, 363-376, 383-403, 413-431, 434
hubugs._version       6      0   100%   
hubugs.models       125     24    81%   45, 57, 69, 72, 99, 111-137, 141-143, 159, 171, 189
hubugs.template      94     14    85%   38, 124, 203-223
hubugs.utils        163     88    46%   50-56, 58, 113-115, 149-154, 164-171, 186, 203-210, 261-323, 334-347
-----------------------------------------------
TOTAL               634    277    56%   
----------------------------------------------------------------------

[JNRowe]

Now even lower, and still needs to improve.

Name              Stmts   Miss Branch BrPart     Cover   Missing
----------------------------------------------------------------
hubugs/__init__     233    233     70      0    23.10%   3-424
hubugs/i18n           6      6      0      0     0.00%   3-28
hubugs/models       117    117      6      0     4.88%   3-244
hubugs/template      95     50     30      3    57.60%   3-62, 75, 88, 104-108, 125-129, 144, 193-228
hubugs/utils        186    151     77      2    41.83%   3-77, 89, 100, 111, 122-141, 151, 163-188, 200, 205, 211-226, 238, 253-258, 278-386
----------------------------------------------------------------
TOTAL               637    557    183      5    31.46%   

[JNRowe]

Still no better, but coveralls makes a shame comment on all PRs now.