command 'telomerecat' does not have option -v or -h

[byb121]

As the title, however, it exits with 0 if use -h in the command line:

$ telomerecat -h

Unrecognised command: `-h`.
Refer to manual below for a list of valid commands
...
$ echo $?
0

[keiranmraine]

Standard for python commands to require --help, added a subcommand for version to next release