Revert "remove executive_smach for groovy"

This reverts commit b091ef5044e439a7b7fab915ff95e1715e4f2ec9.
Revert "Trimmed the branch to only the roseus_smach sub directory"

This reverts commit 33ddb88de1b4e4a9b3948d20ef69580bcc211b12.
Rebase from 'upstream' (no changes)
Trimmed the branch to only the roseus_smach sub directory
remove executive_smach for groovy