Zajęcia 4
Merge branch 'master' into jbzdak/zaj4
zaj4 fiztre
Zajecia 4.
Zajecia 4.
Returned checker for third classes.
Debugging new code.
Setting to disable offline grading.
CHanges
Merge commit 'jbzdak/zaj4'

Conflicts:
	bdchecker/db_utils.py
Merge branch 'jbzdak/zaj5'

Conflicts:
	grading/views/_autograding.py
Updated host
Fix for zaj4
Zajęcia 5
Zajęcia 5