Merge tag 'v1.0.1'

fix issue #2, #6 of png export
Merge branch 'dev'
IE svg
IE svg
IE svg
added On-line process
Merge branch 'dev' of https://github.com/fex-team/kityminder into dev
resolved code error
修改了目录结构
修改了目录结构
added event step
added event step
Merge branch 'dev' of https://github.com/fex-team/kityminder into dev
added getStyle
added config
added init clear
fixe
added get style
added translate
removed highlight extra code