Initial work on new session record system
Midwork: Figure out how to get session id to form.
Work on session forms.
Mini form framework for session
Improved flow of session creation.
Added validation.
Remove tooltips before validating.
Merge branch 'master' into advanced_sessions
Added start time+end time to session.
Missing:
1) show done drills in session form
2) add show session page.
Added finished drills list when recording session. Removed titles from the form to make it look nicer.
Drop per attempt. Started work on show session details.

No error handling done yet.