add python command to prevent error

"./manage.py syncdb" causes ": No such file or directory". "python
manage.py syncdb" fixes this. (same for "migrate")
Remove django-debug-toolbar from default dev installation - it's not relevant to demoing Wagtail, confusing for people who aren't familiar with it, and easy enough for people to install for themselves if they want it
fixing event(vcal) export

datetime.datetime.time != datetime.time
Merge pull request #18 from benctamas/fix-calendar-export

fixing event (vcal) export
Merge branch 'master' of https://github.com/pcraston/wagtaildemo into pcraston-master
Merge branch 'master' of github.com:torchbox/wagtaildemo