fix no data
fix no data
last column not hidden
last column not hidden
last column should not  hide
update doc
Merge branch 'dev'
add plugins
add plugins
Merge branch 'dev'
add plugins
Merge branch 'dev'
column model add sortName parameter
Merge branch 'dev'
add index column
add index column
add index column
add index column
add index column
Merge branch 'dev'

Conflicts:
	src/mmGrid.js