now throwing error for non-UTF8-encoded CSV uploads, added error text to language files
provided valid ID attribute values for course checkboxes and labels in calendar filter dialog. refs #196
minor formatting tweak to course picker in the calendar filter dialog. refs #196
Merge pull request #244 from thecoolestguy/128_utf8_csv_only

now throwing error for non-UTF8-encoded CSV uploads, added error text to...
Merge pull request #245 from stopfstedt/feat196

style changes to calendar filter dialog elements