add table of contents header

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
version bump to 1.1.1

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
remove fileutils

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
updated gemfile.lock

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
version bump to 1.1.2

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>