remove version.py and update conda recipe

[jmborr]

Short description of the changes:

Remove file version.py and update conda recipe

It was observed that inclusion of packages setuptools and wheel in section host of the conda recipe was necessary to
successfully build the conda package with conda mambabuild

Check list for the reviewer

• I have read the [CONTRIBUTING]
• I have verified the proposed changes
• best software practices
  • all internal functions have an underbar, as is python standard
  • clearly named variables (better to be verbose in variable names)
  • code comments explaining the intent of code blocks
• All the tests are passing
• The documentation is up to date
• code comments added when explaining intent

References

IBM EWM: 6435