Merge branch 'mt/parallel-checkout-part-1'

Preparatory API changes for parallel checkout.

* mt/parallel-checkout-part-1:
  entry: add checkout_entry_ca() taking preloaded conv_attrs
  entry: move conv_attrs lookup up to checkout_entry()
  entry: extract update_ce_after_write() from write_entry()
  entry: make fstat_output() and read_blob_entry() public
  entry: extract a header file for entry.c functions
  convert: add classification for conv_attrs struct
  convert: add get_stream_filter_ca() variant
  convert: add [async_]convert_to_working_tree_ca() variants
  convert: make convert_attrs() and convert structs public

builtin/stash.c

@@ -10,11 +10,13 @@
 #include "strvec.h"
 #include "run-command.h"
 #include "dir.h"
+#include "entry.h"
 #include "rerere.h"
 #include "revision.h"
 #include "log-tree.h"
 #include "diffcore.h"
 #include "exec-cmd.h"
+#include "entry.h"
 
 #define INCLUDE_ALL_FILES 2