fix the tree view open info getting clear when a onDelete event fires
fix the tree view open info getting clear when a onDelete event fires
Merge branch 'fixOnDeleteBugForTreeGrid' of github.com:shanghaikid/gridx into fixOnDeleteBugForTreeGrid
Optimize selection peformance
* _Base.js:_highlight() line 186, avoid highlighting rows which is out of the body
* _Base.js:_highlight() line 178, make sure do highlighting once on one item
* Row.js:_onMark line 356, avoid query rows which is out of the body
* body:_buildRowContent(), _buildRows(), save renderred row ids.
* body:refresh(), clear saved rednerred row ids.
Merge pull request #258 from shanghaikid/optimizeSelection

Optimize selection peformance
Merge pull request #259 from shanghaikid/fixOnDeleteBugForTreeGrid

Fix on delete bug for tree grid
add another parameter( isByArrowKey) to differenciate if the focus is
made by arrow key
Merge pull request #263 from shanghaikid/addAnotherParamToDiffByKey

add another parameter( isByArrowKey) to differentiate if the focus is
cancel delay if scrolling is made by mouse wheel
this make the scrolling more smooth
Fix for Clicking on the divider for resizing a column without moving the
mouse (no resize is done), causes a column sort
fix rowHeader height unsync in IE issue
fix loading mask issue
code cleanup
Update Body.js

cellCls[colId] need join with space
add number range for filter condition
fix loading mask issue
add new filter date type datetime
update alwaysediting test page
fix filterpane title issue for number range
fix ruleString issue for datetime