implement the `uses:selection` search filter

renamed to browser-red

support the split node but only for arrays and only in sizes of 1

added a new keyboard shortcut in line with erlang-red

added a node highlight action

hover over group title to highlight group

if node has been locked, then don't move it

update several nodes

updated nodes and added the erlang nodes

also support marked text drop into editor (see previous commit)

support dropping of text files into the info editor of nodes. This is an extension of the image drag&drop implemented with https://github.com/node-red/node-red/pull/4001

don't store large flows in local storage

support template nodes using mustache

update

another fix for the paste handling