Declare as many options prefixed with this string as you need for binding
a field value with an HTML node attribute (disabled, class, style...)
called as the `<name>` passed in the option.
NOTE: This doesn't prevent to require to fill the full matrix with
all the combination records.
* README update to newest OCA template
* Example in README
* Massive performance boost for big matrices, specially on Firefox
* Assign id on row in order to find it back in all cases
* Fix#321, choked on cached writes
