feat(nodes): make `BranchNodeRef::children` public (#62) #193

Job	Run time
clippy	32s
docs	30s
feature-checks	47s
fmt	10s
miri --no-default-features	4m 44s
test stable --no-default-features	29s
miri	51s
test stable	28s
miri --all-features	49s
test stable --all-features	43s
test beta --no-default-features	36s
test beta	34s
test beta --all-features	48s
test nightly --no-default-features	35s
test nightly	35s
test nightly --all-features	48s
test 1.79 --no-default-features	20s
test 1.79	21s
test 1.79 --all-features	26s
	15m 6s

Provide feedback