change link to boost.atomic in documentation to point to boost.org
fix cut and paste error in documentation of get_thread_priority
Merge pull request #960 from andreasbuhr/fix_documentation_of_get_thread_priority

fix cut and paste error in documentation of get_thread_priority
Merge pull request #959 from andreasbuhr/fix_link_to_boost_atomic

change link to boost.atomic in documentation to point to boost.org
Fixed #421: Support multiple HPX instances per node in a batch environment like PBS or SLURM
Added missing noop_topology members
Attempt to unbreak move semantics regression tests