#20 added aliases support to reports, added options QBE_SHOW_ROW_NUMBER and QBE_ALIASES,
include custom operators as plugins
register custom plugins only if label and slug are set
update README with CustomOperators instructions
fix naming for operator when instantiating
Merge pull request #22 from bocribbz/feature/custom_operators

Custom Operators
Thanks to @bocribbz
Tiny PEP8 review
Update url templatetag syntax to Django 1.5
Add support for custom operators file as an optional QBE_CUSTOM_OPERATORS in settings.py
Update README with the new custom operator feature
Fix #25. From 1.6, urls and patterns have to be imported from django.conf.urls
Fix #25. From 1.6, urls and patterns have to be imported from django.conf.urls
Adding a new alias column
Merge branch 'aliases' of https://github.com/yatagan/qbe into devel
Refs #26. Add initial support for GROUP BY by enabling QBE_GROUP_BY=True in settings
Merge pull request #3 from versae/master

latest from upstream