update mysql workbench to version 6.1.6
Update xACT 2.27 to 2.28

Update xACT 2.27 to 2.28
Merge pull request #4519 from mircomacrelli/mysqlworkbench-6.1.6

update mysql workbench to version 6.1.6
Merge pull request #4520 from reelsense/patch-5

Update xACT 2.27 to 2.28
TunnelBear 2.4.1
Black Light 2.0.1
Correct Transmission SHA256

Fixes #4521
Add intel-haxm 1.0.8
Merge pull request #4522 from lvillani/intel-haxm

Add intel-haxm 1.0.8