make build_handlebars_templates.py work with Python 2.6
Merge review 166 by @srh
added version/arch bitsize testing to cluster connection, and added some unit tests for it
changing rethinkdb help <command> to use the help pager
fixing help pager behavior, should use pclose to match popen, fclose is causing issues on OSX
changing scoped_ptr_ts to stack variables
fixing help_pager_t to use heap-allocation internally so it's not so dangerous to allocate on the stack
Merge branch 'next' into sam_priorityqueue