finish implementing logging for all activities
conversion of Seasons to Seasons2 step type
fix html references for Seasons2 step sub-types
replaced occurrences of seasons2_activity with seasons_activity in WISE2 seasons2 folder
include blank.cur in wise step -- used by flotr grapher
fire seasons2ModelIFrameLoaded events for Seasons2 steps
Revert "fire seasons2ModelIFrameLoaded events for Seasons2 steps"

This reverts commit d4fd3b4514572049834388319d2fc40f7dde6728.

going to try the second method Hiroki suggested in next commit
Replace instances of seasons2ModelIFrameLoaded with seasonsModelIFrameLoaded
update fastinit
update flotr base64 lib
lighten orbit-grid in Sun-Earth system
increase size of labels