Report version via -version

[gregorgorjanc]

Let's implement reporting version and GitHub commit via -version flag. Currently I get text below - I appreciate that there is a string saying Version: 0.0.3, but that will be removed in #59

❯ AlphaImpute2 -v
------------------------------------------
               AlphaImpute2
------------------------------------------
Version: 0.0.3
Email:   alphagenes@roslin.ed.ac.uk
Website: http://alphagenes.roslin.ed.ac.uk
------------------------------------------
Traceback (most recent call last):
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/bin/AlphaImpute2", line 7, in <module>
    sys.exit(main())
             ~~~~^^
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/lib/python3.14/site-packages/alphaimpute2/tinyhouse/Utils.py", line 8, in timer
    values = func(*args, **kwargs)
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/lib/python3.14/site-packages/alphaimpute2/alphaimpute2.py", line 476, in main
    args = getArgs()
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/lib/python3.14/site-packages/alphaimpute2/alphaimpute2.py", line 243, in getArgs
    return InputOutput.parseArgs("AlphaImpute", parser)
           ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/lib/python3.14/site-packages/alphaimpute2/tinyhouse/InputOutput.py", line 134, in parseArgs
    args = rawParseArgs(program, parser, no_args = no_args)
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/lib/python3.14/site-packages/alphaimpute2/tinyhouse/InputOutput.py", line 168, in rawParseArgs
    with open(args[0]) as f:
         ~~~~^^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory: '-v'
❯ AlphaImpute2 -version
------------------------------------------
               AlphaImpute2
------------------------------------------
Version: 0.0.3
Email:   alphagenes@roslin.ed.ac.uk
Website: http://alphagenes.roslin.ed.ac.uk
------------------------------------------
Traceback (most recent call last):
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/bin/AlphaImpute2", line 7, in <module>
    sys.exit(main())
             ~~~~^^
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/lib/python3.14/site-packages/alphaimpute2/tinyhouse/Utils.py", line 8, in timer
    values = func(*args, **kwargs)
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/lib/python3.14/site-packages/alphaimpute2/alphaimpute2.py", line 476, in main
    args = getArgs()
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/lib/python3.14/site-packages/alphaimpute2/alphaimpute2.py", line 243, in getArgs
    return InputOutput.parseArgs("AlphaImpute", parser)
           ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/lib/python3.14/site-packages/alphaimpute2/tinyhouse/InputOutput.py", line 134, in parseArgs
    args = rawParseArgs(program, parser, no_args = no_args)
  File "/opt/homebrew/Caskroom/miniconda/base/envs/alphasuite/lib/python3.14/site-packages/alphaimpute2/tinyhouse/InputOutput.py", line 168, in rawParseArgs
    with open(args[0]) as f:
         ~~~~^^^^^^^^^
FileNotFoundError: [Errno 2] No such file or directory: '-version'