Added file header to lib/assert.defined.sh.
Added file header to lib/assert.defined.sh.

theblacklion/project-service,theblacklion/project-service,oktayacikalin/project-service,theblacklion/project-service,oktayacikalin/project-service,oktayacikalin/project-service,theblacklion/project-service,oktayacikalin/project-service