Consider different dim order when finding the largest dim length

See merge request !131

The wrapper works with retrieve = T & F. Only compute locally. Submit jobs to HPCs haven't finished.

Consider implicit inner dim in return_vars name check

See merge request !128

Split Start() into internal functions. Part I

See merge request !125

Fix the calendar retrieving line to consider synonims.

See merge request !127

Remove incorrect check of character selector.

See merge request !126

Develop wrong name return vars

See merge request !124

If the name of return_vars is the synonmin of inner dim name, change it back to inner dim name. Unit test added.

Update version number to 2.1.0-2

See merge request !122

Force return_vars to have value when inner dim has dependency on file dim.

See merge request !121