Split helmchart into tpl and react chart.

react chart uses tpl to create app and db subcharts.  
app subchart enabled by default with db subchart disabled by default.  
Add ephemeral db creation/connection to ci.   
Skaffold profiles/builds use only 1 release when using db.   
Updated .Values.containerProbe map.  
Add Chart.lock file.  
Fix db connection retries.  

Changelog: fixed, changed, added