Exclude old main.py file from repo.
Exclude custom project files.
Prepare for github push.
Delete deprecated files.
Prepare for github push.
Merge remote-tracking branch 'github/master' into develop

Conflicts:
	.gitignore
	src/functions.py
	src/task/__init__.py
	tasks/exec/ais/+update.ini
	tasks/exec/ais/rbd/+backup_fssp-ed.ini
	tasks/sql/ais/+ncore-fssp.ini
	tasks/sql/ais/+rdb_osp_version.ini
	tasks/sync/ais/+fssp.ini
	tasks/sync/ais/+reports.ini