[fix bug 1069782] Fix export to ical through api traceback.
[fix bug 1097630] Make strings in action items unicode.
[fix bug 1098306] Add coverage support for tests.
Merge pull request #865 from akatsoulas/unicode-action-items

[fix bug 1097630] Make strings in action items unicode.
Merge pull request #868 from akatsoulas/add-coveralls

[fix bug 1098306] Add coverage support for tests.
Merge pull request #863 from akatsoulas/fix-events-api

[fix bug 1069782] Fix export to ical through api traceback.