Enable compression for DisplayCluster streaming
Merge pull request #339 from tribal-tec/master

Enable compression for DisplayCluster streaming
Minor cleanup
Merge pull request #340 from tribal-tec/master

Minor cleanup
Optimize DC streaming: no alpha, reuse FBO texture if available
Merge pull request #341 from tribal-tec/master

Optimize DC streaming: no alpha, reuse FBO texture if available
Fix universal AGL build