Add try/catch handler for Jinja exceptions so we can better annotate errors, to include the file name.
Add try/catch handler for Jinja exceptions so we can better annotate
errors, to include the file name.

bacongobbler/helm,kdada/helm,thomastaylor312/helm,iamzhout/helm,bacongobbler/helm,qwangrepos/helm,adamreese/deployment-manager,technosophos/deployment-manager,adamreese/helm,vaikas-google/deployment-manager,SlickNik/helm,michelleN/deployment-manager,jackgr/helm,jascott1/helm,thomastaylor312/helm,jackgr/helm,sparkprime/helm,qwangrepos/helm,gaocegege/deployment-manager,adamreese/deployment-manager,fibonacci1729/helm,michelleN/deployment-manager,technosophos/k8s-helm,michelleN/deployment-manager,migmartri/helm,helm/helm,eicnix/helm,sushilkm/helm,adamreese/deployment-manager,adamreese/deployment-manager,appscode/helm,adamreese/deployment-manager,michelleN/deployment-manager,jackgr/helm,migmartri/helm,technosophos/deployment-manager,sparkprime/helm,yan234280533/helm,flynnduism/helm,technosophos/k8s-helm,flynnduism/helm,FengyunPan/helm,sparkprime/helm,sparkprime/helm,rbwsam/helm,iamzhout/helm,technosophos/deployment-manager,bradj/helm,adamreese/helm,rbwsam/helm,gaocegege/deployment-manager,FengyunPan/helm,eicnix/helm,jackgr/helm,gaocegege/deployment-manager,SlickNik/helm,fibonacci1729/helm,appscode/helm,bradj/helm,sushilkm/helm,jackgr/helm,yan234280533/helm,vaikas-google/deployment-manager,technosophos/deployment-manager,technosophos/deployment-manager,sparkprime/helm,helm/helm,jascott1/helm,kdada/helm,gaocegege/deployment-manager