Dict-picker

add musl support

Added access lists 2

python
{
arr: [
{ id: 123 },
{ id: 456 },
{ id: 789 },
]
}
'arr/1/id' -> 456
'arr/1' -> { id: 123 }
'arr/:2/id' -> [123, 456]
'arr/1:' -> [{ id: 456 },{ id: 789 }]
'arr/::2/id' -> [123, 789]