[KID-321] Create sybolic link instead break script when catalog exists.

modified:   .gitignore
modified:   bulbulator.sh
renamed:    bulbulator.config.sh.sample -> etc/bulbulator.config.sh.sample
Merge branch 'kid-321-save-fro-prod' of github.com:marcinrogacki/bulbulator
Merge branch 'master' of github.com:NexwayGroup/bulbulator

Conflicts:
	bulbulator.sh
Stop executiong script on git update error.

Commit introduces:
Print errors and stop executiong (git update step)

modified:   bulbulator.sh