1. Complete System -> DateTime function
2. Complete System -> Diagnostic function
3. Update Bootstrap from v2.3.1 to v2.3.2 (js and css)
4. Add bootstrap timepicker for time picker (js and css)
5. Clean some dialog may show dom or $(this), change these to dom for all
6. Clean some features may wrapped by FORM, which may cause error once user press enter
7. Only wrap FROM tag when clean all form data, and soon unwrap it
8. Fix bootstrap may cause modal data cannot display on the correct z-index (layer)