Revert "Move PosixBroker binary to src/"

This reverts commit b86669d9524c353f65ac93c86c5eccd78724a145.
Revert "Restore important missing file"

This reverts commit fab30dc9d119803a65948be5c3ef9989d99b7121.
Revert "Move some Doxygen stuff around"

This reverts commit b8498f2034fd699af59596ec67273951a8a0a0d8.
Revert "Rename docs and Docs to doxygen and docs"

This reverts commit 8dae891c46ad05639dece9f9abd7ddde2b3645d1.
Revert "Restore sample configurations"

This reverts commit ccc298bd7ed2e27194b9961def7ace5fbcf1f92d.
Revert "Move everything up out of Broker folder"

This reverts commit 4b950677a890ce64bf47c8abd9c00079cb71e4b2.