release v1.4

this update is when i pushed everything to github.

features:

• 2 new tables: types and grades. types has three columns for lessons, tests and assignments. grades has your semester 1, semester 2 and yearly grades (approximation).
• added the settings button and menu for more things like class blacklist, toggling the TOTAL row, theme selection etc
• finally made a build for chrome (needs manual loading though)