Merge pull request prebid#260 from prebid/bugfix/UI_tests

Adapt UI tests

Merge pull request prebid#258 from prebid/release/1.11

Release 1.11

Merge pull request prebid#231 from prebid/async_replacement_bg_executor

Removed AsyncTasks, replaced with executor implementation

Merge pull request prebid#224 from prebid/TCF_preference_over_GDPR

Preferred TCF PurposeConsent anf TCF ConsentString over GDPR

Merge pull request prebid#215 from prebid/release_1.8

Release 1.8

release Prebid SDK v1.7

Merge pull request prebid#193 from prebid/release_v1.6

Release 1.6

bump to 1.5 (prebid#178)

* bump to 1.5
* update readme

version 1.4 (prebid#162)

* version 1.4

Merge pull request prebid#161 from prebid/minor_fix_in_demo_app

fix demo app