Re-organize commands under more specific click groups (#356)

* Restructure commands under more specific click groups
* standardize CLI error handling
* add global debug options
* move es and kibana clients into their click groups
* move commands and groups to dedicated files 
* distinguish variable names for better env/config parsing

.github/workflows/pythonpackage.yml

@@ -30,11 +30,11 @@ jobs:
 
     - name: Python License Check
       run: |
-        python -m detection_rules license-check
+        python -m detection_rules dev license-check
         
     - name: Build release package
       run: |
-        python -m detection_rules build-release
+        python -m detection_rules dev build-release
 
     - name: Archive production artifacts
       uses: actions/upload-artifact@v2