ekaterinakugot/first_job: for the first acquaintance with git @ test1

for the first acquaintance with git

Kugot Ekaterina 1fbd5c4376 Merge branch 'master' into test1		il y a 1 an
images	1fbd5c4376 Merge branch 'master' into test1	il y a 1 an
mask.py	42f1e0aefb add a file with an example of working with masks for images	il y a 1 an
nominal.py	1fbd5c4376 Merge branch 'master' into test1	il y a 1 an