add column lock persist
fix persisting alwaysEditing causing infinite recursion
restored hidden columns should not appear before locked columns
cache retrieved persist content
fix pagination summary bar wrong range information
Merge branch 'master' of https://github.com/oria/gridx
Fix Sort arrow button for highcontrast
fix issue #165
fix issue when using columnLock and rowLock together
Merge branch 'master' into 1.3