Merge branch 'malowe/master/57' into 'master'

Iss. #57 - Add check to skip validation if there are no new commits

See merge request !83

src/main/rb/eca.rb

@@ -100,6 +100,12 @@ else
 end
 diff_git_commits = diff_git_commits_raw.split(/\n/)
 
+## Check if the are commits to validate. If there are none we can end processing here
+if (diff_git_commits.empty?) then
+  puts "There are no commits to validate for current push, skipping validation step"
+  exit 0
+end
+
 processed_git_data = []
 diff_git_commits.each do |commit|
   processed_git_data.push(process_commit(commit))