Enhance Jenkins integration of safe templates take 2

- Handle case when no files are linted
- Skip deleted files for safe commit script
- Add verbose options for safe commit

scripts/all-tests.sh

@@ -13,7 +13,9 @@ set -e
 # Violations thresholds for failing the build
 export PYLINT_THRESHOLD=4175
 export JSHINT_THRESHOLD=7550
-export SAFELINT_THRESHOLD=2700
+
+SAFELINT_THRESHOLDS=`cat scripts/safelint_thresholds.json`
+export SAFELINT_THRESHOLDS=${SAFELINT_THRESHOLDS//[[:space:]]/}
 
 doCheckVars() {
     if [ -n "$CIRCLECI" ] ; then