Resolve "It is unclear if the year field on documents in the backend refers to the first or last year of the academic year." (!838) · Merge requests · thalia / concrexit

Merged Tom van Bussel requested to merge 641-lecture-year into master Jun 13, 2018

Replaces "2017" by "2017-2018" when selecting a year for an annual document. Also changes the filter to reflect this.

Resolve "It is unclear if the year field on documents in the backend refers to the first or last year of the academic year."