cosmetic: eye, table semestres

app/scodoc/sco_dept.py

app/scodoc/sco_utils.py

app/static/css/scodoc.css

app/static/icons/eye_hidden.svg

app/static/icons/eye_img.png

app/static/icons/eye_visible.svg

app/static/icons/eye_visible_green.svg

app/templates/formsemestre_header.j2

app/templates/formsemestre_page_title.j2

app/templates/scolar/index.j2

sco_version.py