Fixed incorrect base damage display value for Spirit Sages

Locked blessings that are not in the next row to be unlocked will have their descriptions hidden

Added row selection highlighting for Dragon Abilities

Fixed some rare cases when Druids and Sorcery spirits would disappear

Fixed issue where at a certain point you would get too many totems

Removed use of Unicode in the Cosmic Wall health description

The game will now create a secondary backup file every time it is saved (located under C:\\Users\\<user>\\AppData\\Roaming\\Godot\\app_userdata\\Tower Wizard\\)

Fixed skills not updating immediately when numeric notation was changed

Added a requirements button to The Observatory

Changed file extension of import file button to *.res