convert to RC
Merge branch 'master' into issue-#43

* master:
  [#20] update dims functionality
  [#20] add default dims argument
add docs
refactor put_v and get_v to RC
remove files
get doc to RC
get_vars to RC
add get dims
update get_variable
update tests
restructure tests
add makefile
update readme
update readme
update readme
update readme
update readme
fix bug
add fix for issue #49 and add tests
update tests