Revert "Trimmed the branch to only the kobuki_safety_controller sub directory"

This reverts commit 7eca3978b228cde19828dc77ec47e3d9b47cc3e3.
Rebase from 'upstream' @ version '0.3.4'
Trimmed the branch to only the kobuki_safety_controller sub directory
Revert "Trimmed the branch to only the kobuki_safety_controller sub directory"

This reverts commit 3eabfa1b9885c332612bf9011738dd3e651bb4bf.
Trimmed the branch to only the kobuki_safety_controller sub directory