merge commit should always run CI

#!/bin/sh -e

if [ -z $3 ] ; then

    echo "Merge commit to master -> continue with CI"

    exit 0

fi

export BRANCH=$(scripts/analysis/getBranchBase.sh $1 $2 $3 | sed s'/"//'g)

if [ $(git diff --name-only origin/$BRANCH | grep -Ec "^src|build.gradle") -eq 0 ] ; then

    echo "No source files changed"