[gh-752] Upgrade Feeds to 7.x-2.0-alpha8
[gh-716] Update unl_four submodule
[gh-716] Update TIMS submodule
Merge pull request #756 from ericras/issue-716

Closes #716
Merge pull request #757 from ericras/issue-752

Closes #752
Merge remote-tracking branch 'upstream/develop' into issue-760