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

This reverts commit e03255f4f5feccaa70bae10169a40199f360847f.
Rebase from 'upstream'
Trimmed the branch to only the jsk_footstep_msgs sub directory
Revert "Trimmed the branch to only the jsk_footstep_msgs sub directory"

This reverts commit e07034ecd843dea8c785a3bb45d71ae0bf1a3246.
Rebase from 'upstream' (no changes)
Trimmed the branch to only the jsk_footstep_msgs sub directory