Remove dependencies (#3853)

* nuframe in its own type in UntaggedValue

* Removed eager dataframe from enum

* Dataframe created from list of values

* Corrected order in dataframe columns

* Returned tag from stream collection

* Removed series from dataframe commands

* Arithmetic operators

* forced push

* forced push

* Replace all command

* String commands

* appending operations with dfs

* Testing suite for dataframes

* Unit test for dataframe commands

* improved equality for dataframes

* moving all dataframe operations to protocol

crates/nu-data/src/lib.rs

@@ -6,7 +6,4 @@ pub mod primitive;
 pub mod utils;
 pub mod value;
 
-#[cfg(feature = "dataframe")]
-pub mod dataframe;
-
 pub use dict::TaggedListBuilder;