Merge pull request #3 from taenyon/update

Add new api for supporting new campaign structure of facebook.
Bump version.
Merge pull request #4 from taenyon/update

Define common data limit value for quering facebook data.
Bump version.
Fixing get_adcampaign_detail()

get_adcampaign_detail() had incorrect parameter ordering for its get_adreport_stats() calls.
Merge pull request #6 from GallopLabs/fix-adreport-stats

Fixing get_adcampaign_detail()
Bump version for incorporating a bug fix.
fixed path string format argument for creating adcampaign (groups)
Add field selection support for getting adgroups for a given adaccount or for a given adcampaign
Avoid dict as default kwarg, to prevent access_token leaking between calls.
Merge pull request #7 from GallopLabs/bugfix/adcampaign-groups-path

Fixed path string format argument for creating adcampaign (groups)
Merge pull request #9 from agriffis/fixes

Avoid dict as default kwarg, to prevent access_token leaking between calls.
Bump up the version after incorporating the patches.
'field' parameter for adgroup calls is optional

The default value of None implying that we use the Facebook Ad API default.
supporting more targeting specs
Merge pull request #11 from GallopLabs/feature/adgroup-targeting

supporting more targeting specs
Bump up version to reflect the targeting spec patch.
Merge branch 'master' of https://github.com/narrowcast/facebook-ads-api into field-support-for-multiple-adgroup-get
return the Facebook error in the str representation of the AdsAPIError
fixed how bid_info is sent when creating adgroups