[Feature] New footer logos.
Bugfix for issue #765 - Warning for intersection function failure added
Merge pull request #892 from MichaelKalygin/feature859

[Feature] #859 New footer logos.
Merge pull request #893 from alterm4nn/bugfix765

Bugfix for issue #765 - Warning for intersection function failure added
[Feature] Implemented Bing search API.'

Details:
1. Implemented REST API for Bing search (getImages, getVideos, getDocuments).
2. Implemented client-side calls for Bing search.
3. Added server-side error handling for Bing search API.
Merge pull request #894 from alex-zen/bingapi

[Feature] Implemented Bing search API.
[Feature] Bing search API. Placed Azure Marketplace Account Key in web.config. Disabled authentication check for Bing search API.
Merge pull request #895 from alex-zen/bingapi

Fixed user authentication check in Bing API. Placed Azure Marketplace Account Key in web.config.
[Hotfix] Bug #896