Goverment council reports initial commit.
Get rid of long lines.
Do not count anonymous IncomeExaminations.
Change drugs from foreignkey to hardcoded enum.
Remove the drugs fixtures.
Fill in the DRUGS choicelist.
Implement the clients gov council report..
Supply docstrings for the newly added functions.
No need to explicitly exclude anonyms.
Show full names of the drugs.
Add the migration to make drugs hardcoded.
Merge branch 'master' into rvkpp

Conflicts:
	boris/reporting/admin.py
Bring the existing tests uptodate.
No header for the clients type of report.
Do not count tobacco users among non-alcohol users.
Split Ecstasy, LSD and Psylocibe.
Merge cigarettes with tobacco.
Merge branch 'rvkpp'
Make GovCouncil report work with the new reporting api.