Remove timer when calculating bory size

Calculating body size in timer make a performance issues and impact functionalities like row selection.
Merge pull request #415 from kyuri/upstream

keyboard focus behavior; small perfomance optimizations
Resolved merge conflics
Compiled JS
Refactored grid search fields, list and combo
Merge pull request #418 from khoussem/master

Remove timer when calculating body size
Fixed issue #420