[5/8] mesos git commit: Added an equality operator for `TaskGroupInfo`/`TaskInfo`.

Added an equality operator for `TaskGroupInfo`/`TaskInfo`. This is needed for storing \`TaskGroupInfo\` in a list and then invoking \`std::find()\`/\`std::remove()\` on it. Also added a basic test in `src/tests/common/type_utils_tests.cpp`. Review: https://reviews.apache.org/r/51475/ Project: h

[4/8] mesos git commit: Implemented `RunTaskGroupMessage` handler on the agent.

Implemented `RunTaskGroupMessage` handler on the agent. This changes implements the `runTaskGroup()` handler on the agent ensuring that task group is sent atomically to the executor via the `LAUNCH_GROUP` event. It also refactors `runTask()`/`_runTask()` to go through a common handler function. Al

[8/8] mesos git commit: Minor fix to avoid creating an unnecessary temporary when looping.

Minor fix to avoid creating an unnecessary temporary when looping. This change is done for making the looping style consistent through the code. Review: https://reviews.apache.org/r/51710/ Project: http://git-wip-us.apache.org/repos/asf/mesos/repo Commit: http://git-wip-us.apache.org/repos/asf/

[3/8] mesos git commit: Made the `TaskInfo` argument in `launchExecutor()` optional.

Made the `TaskInfo` argument in `launchExecutor()` optional. Launching a task group requires just the `ExecutorInfo`. We had already refactored the containerizer `launch()` interface to make `TaskInfo` as an optional. This change funnels it through. Review: https://reviews.apache.org/r/51476/ P

[7/8] mesos git commit: Added mock overloads for `runTaskGroup()`/`launchGroup()`.

Added mock overloads for `runTaskGroup()`/`launchGroup()`. Review: https://reviews.apache.org/r/51479/ Project: http://git-wip-us.apache.org/repos/asf/mesos/repo Commit: http://git-wip-us.apache.org/repos/asf/mesos/commit/f8734b7a Tree: http://git-wip-us.apache.org/repos/asf/mesos/tree/f8734b7a

[2/8] mesos git commit: Modified tests to account for `runTask()`/`_runTask()` refactoring.

Modified tests to account for `runTask()`/`_runTask()` refactoring. This change modified the agent mocks/tests to account for the \`runTask()\`/\`\_runTask()\` refactoring. Review: https://reviews.apache.org/r/51478/ Project: http://git-wip-us.apache.org/repos/asf/mesos/repo Commit: http://git-

[1/8] mesos git commit: Added tests for launching task groups on the agent.

Repository: mesos Updated Branches: refs/heads/master 00815ee93 -> 170c01f1a Added tests for launching task groups on the agent. This change adds tests for testing the `runTaskGroup()` handler on the agent. Review: https://reviews.apache.org/r/51480/ Project: http://git-wip-us.apache.org/re

[6/8] mesos git commit: Removed a no longer needed comment after the `runTasks()` refactoring.

Removed a no longer needed comment after the `runTasks()` refactoring. Review: https://reviews.apache.org/r/51709/ Project: http://git-wip-us.apache.org/repos/asf/mesos/repo Commit: http://git-wip-us.apache.org/repos/asf/mesos/commit/2b61afe5 Tree: http://git-wip-us.apache.org/repos/asf/mesos/tr

mesos git commit: Fixed potential FD double close in the libevent socket.

Repository: mesos Updated Branches: refs/heads/master 630e4c9bc -> 00815ee93 Fixed potential FD double close in the libevent socket. `evbuffer_add_file` will take ownership of the file descriptor passed into it. Normally, this file descriptor is owned by the `FileEncoder` in the libprocess's

mesos git commit: Added missing #includes in docker containerizer.

Repository: mesos Updated Branches: refs/heads/master 0b623f9d2 -> 630e4c9bc Added missing #includes in docker containerizer. Review: https://reviews.apache.org/r/51425/ Project: http://git-wip-us.apache.org/repos/asf/mesos/repo Commit: http://git-wip-us.apache.org/repos/asf/mesos/commit/630

mesos git commit: Added meta tags in project website to support Twitter Cards.

Repository: mesos Updated Branches: refs/heads/master 3562f95d0 -> 0b623f9d2 Added meta tags in project website to support Twitter Cards. Slack depends on Twitter Summary Card to show small preview logo. This patch followed https://dev.twitter.com/cards/types/summary to add meta tags in projec