2.13.0 (2022-03-28)

add a way to add senders wrapped in a sender pipe (ccf5284)
add nested element component (005aed7)
change options modal: add available nested elements to sidebar (336a6ca)
change styling of senders and add icon before badge (97ace69)
change the badges of the senders so multiple senders will show a counter (a39ab46)
implement add nested element button (362aac3)
inherit the attributes of the parent element in the options window (17aa814)
make it possible to add senders to canvas (8b09c1c)
make it possible to edit the nested elements (1344de7)
move sender icon within the badge (1de7f70)
save attributes when adding an attribute (7914295)
show all available elements when creating a new nested element (887383d)

add closing tag to self closing element when an nested element is added (dadb0d4)
add timeout around add attribute (236f8c4)
add yellow highlight to sender (1e6b460)
adding attributes (661d01a)
automatically add namespace when needed (f9eda60)
beatify code for namespace service (5bc8341)
elements that start with a lowercase letter would couse the options to break (2f3175a)
fix adding forward on self closing tag (47b09ab)
fix for saving name attribute on node (325f976)
make sure the attributes get saved (56a9568)
multiple attributes from multiple nodes can now be saved at once (31455a5)
nested element now work with non inherited nested elements (245e304)
remove name from unclosed elements, it doesnt matter and some dont have a name (dd27157)
stop parser so it doesn't get stuck after an error (4744424)
temp: add a delay to adding and deleting attributes (4633853)

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