added select optgroup example
Signed-off-by:KProvance <kevin.provance@gmail.com>
rename modified select2.sortable files
Signed-off-by:KProvance <kevin.provance@gmail.com>
added optgroup support
Signed-off-by:KProvance <kevin.provance@gmail.com>
added optgroup support
Signed-off-by:KProvance <kevin.provance@gmail.com>
added optgroup support to select field
Signed-off-by:KProvance <kevin.provance@gmail.com>