fix starting of celery in Heroku
Make sure when users are created that it is with the default groups and not permissions.
Merge pull request #230 from jeremi/fix-default-groups

Add default group when user is created
Merge pull request #229 from jeremi/fix-heroku-procfile

fix starting of celery in Heroku
only use json in celery for serialization. pickle is going to be deprecated soon
Merge pull request #231 from erans/master

Force the use of JSON in Celery
Revert "Merge pull request #231 from erans/master"

This introduced some unicode issues. Reverting until resolved.

This reverts commit 8731a8d27333803a2129740605b08f351bb72196, reversing
changes made to 90157157df25f6e8707c444aa93745da38f7d372.
Add support for types in BigQuery
when the value is false, display false instead of empty cell
Add support for timestamps
Fix the type field
Merge branch 'refs/heads/fix-boolean-support-table' into mine
Merge pull request #233 from jeremi/fix-boolean-support-table

when the value is false, display false instead of empty cell
Merge pull request #232 from jeremi/feature-bigquery-types

Add support for types in BigQuery
Add Emacs (The One True Editor(TM)) backup files to .gitignore
Merge pull request #235 from shayel/master

Add Emacs (The One True Editor(TM)) backup files to .gitignore
Fix #234: when converting value to moment, also set the column type
Merge pull request #236 from EverythingMe/fix_234

Fix #234: when converting value to moment, also set the column type
Fix: dashboard view event
Chart columns type mapping.
Settings for second y axis.