Finished rough version of updating label
Test for Eli
Fixed value label to use the update loop
Fixed initial color score value
Merge branch 'labelnode' into develop
Fixed score issue by centralizing new game call
Centralized game over call
Game scene now recursively sends update block to all children
Implemented envelopes collected
Added initial saving of life time scores
Added access to collected envelope history
Added Mixpanel tracking to game properties
Added super property for skipping intro
Added super property for total new games and game overs
Added tracking to pausing game
Added tracking for reaching new highest level
Adding super property for total envelopes collected/deleted
Added how many letters short and how many letters the player had left to data collection
Made separate dev and prod Mixpanel tokens