fix(animation): reset vars, not null
fix(animation): reset vars, not null

jhlee8804/ionic,cambronjay/ionic,alan-agius4/ionic,jhlee8804/ionic,joshesp/ionic,driftyco/ionic,manucorporat/ionic,driftyco/ionic,dennybiasiolli/ionic,jarrodkoch/ionic,dennybiasiolli/ionic,janglednerves/ionic,TillaTheHun0/ionic,TillaTheHun0/ionic,jarrodkoch/ionic,dennybiasiolli/ionic,jhlee8804/ionic,cambronjay/ionic,brianespinosa/ionic2-sass,driftyco/ionic,manucorporat/ionic,alan-agius4/ionic,manucorporat/ionic,janglednerves/ionic,TillaTheHun0/ionic,AbraaoAlves/ionic,cambronjay/ionic,janglednerves/ionic,driftyco/ionic,alan-agius4/ionic,alan-agius4/ionic,dennybiasiolli/ionic,AbraaoAlves/ionic,jarrodkoch/ionic,TillaTheHun0/ionic,alan-agius4/ionic,janglednerves/ionic,jarrodkoch/ionic,jhlee8804/ionic,jhlee8804/ionic,joshesp/ionic,janglednerves/ionic,manucorporat/ionic,jarrodkoch/ionic,cambronjay/ionic,driftyco/ionic,cambronjay/ionic,AbraaoAlves/ionic,joshesp/ionic,dennybiasiolli/ionic,manucorporat/ionic,joshesp/ionic,AbraaoAlves/ionic,alan-agius4/ionic,AbraaoAlves/ionic