ENYO-2899, ENYO-2074: prefer `deploy.json` over `deploy.bat|sh`
ENYO-2899, ENYO-2074: prefer `deploy.json` over `deploy.bat|sh`

- drop load of `deploy.js` (was not used anyway)
- if deploy.json is present, use it instead of sh|bat executable scripts

soapdog/enyo,beni55/enyo,mcanthony/enyo,mcanthony/enyo,zefsolutions/enyo,beni55/enyo,PKRoma/enyo,bright-sparks/enyo,zefsolutions/enyo,enyojs/enyo,soapdog/enyo,kustomzone/enyo,PKRoma/enyo,kustomzone/enyo,enyojs/enyo,wikieswan/enyo,wikieswan/enyo,bright-sparks/enyo