Change log

v1.1.0
- refactor
v1.0.8
- fixed #2
v1.0.7
- fault-tolerance process
- set globalAlpha dynamicly based on blur radius
v1.0.6
- fixed toArray bugs
v1.0.5
- add auto mode
v1.0.4
- add css mode
v1.0.3
- fixed image cross origin issue
v1.0.2
- fixed images reference error