Notification Period now displays same number as the last one entered

Doesn't change back to default if screen is left
Started Goals UI
Added Buttons and Weight to layout
Ability to add, remove, and see goals

Does not keep set goals like the SettingsActivity did not stay checked.
Tried to save set goals when exit activity.

Doesnt work yet
Added april 17 notes
Revert "Ap 17 meeting notes"

This reverts commit 7ed5d829d9c4a604009ff7bb4a976fd9e837ed21.