Restructure folders & start weather data schema/ETL
Changes to Pentaho ETL file
Revert "Changes to Pentaho ETL file"

This reverts commit 567396e39f4c85dd84193767cca978525a925d61.
Take postgres credential config out of repository!

Tried to exclude from git updates but easier (& probably more sensible)
to just move else where and have app locate config via an environment
variable.  Password also changed!
Add data readme