chore: remove std directory (#9361)

This removes the std folder from the tree.

Various parts of the tests are pretty tightly dependent 
on std (47 direct imports and 75 indirect imports, not 
counting the cli tests that use them as fixtures) so I've 
added std as a submodule for now.

1 files changed, 0 insertions, 197 deletions

diff --git a/std/encoding/_yaml/example/sample_document.yml b/std/encoding/_yaml/example/sample_document.yml
deleted file mode 100644
index 1f3c2eb3e..000000000
--- a/std/encoding/_yaml/example/sample_document.yml
+++ /dev/null
@@ -1,197 +0,0 @@
----
-# Collection Types #############################################################
-################################################################################
-
-# http://yaml.org/type/map.html -----------------------------------------------#
-
-map:
-  # Unordered set of key: value pairs.
-  Block style: !!map
-    Clark : Evans
-    Ingy  : döt Net
-    Oren  : Ben-Kiki
-  Flow style: !!map { Clark: Evans, Ingy: döt Net, Oren: Ben-Kiki }
-
-# http://yaml.org/type/omap.html ----------------------------------------------#
-
-omap:
-  # Explicitly typed ordered map (dictionary).
-  Bestiary: !!omap
-    - aardvark: African pig-like ant eater. Ugly.
-    - anteater: South-American ant eater. Two species.
-    - anaconda: South-American constrictor snake. Scaly.
-    # Etc.
-  # Flow style
-  Numbers: !!omap [ one: 1, two: 2, three : 3 ]
-
-# http://yaml.org/type/pairs.html ---------------------------------------------#
-
-pairs:
-  # Explicitly typed pairs.
-  Block tasks: !!pairs
-    - meeting: with team.
-    - meeting: with boss.
-    - break: lunch.
-    - meeting: with client.
-  Flow tasks: !!pairs [ meeting: with team, meeting: with boss ]
-
-# http://yaml.org/type/set.html -----------------------------------------------#
-
-set:
-  # Explicitly typed set.
-  baseball players: !!set
-    ? Mark McGwire
-    ? Sammy Sosa
-    ? Ken Griffey
-  # Flow style
-  baseball teams: !!set { Boston Red Sox, Detroit Tigers, New York Yankees }
-
-# http://yaml.org/type/seq.html -----------------------------------------------#
-
-seq:
-  # Ordered sequence of nodes
-  Block style: !!seq
-  - Mercury   # Rotates - no light/dark sides.
-  - Venus     # Deadliest. Aptly named.
-  - Earth     # Mostly dirt.
-  - Mars      # Seems empty.
-  - Jupiter   # The king.
-  - Saturn    # Pretty.
-  - Uranus    # Where the sun hardly shines.
-  - Neptune   # Boring. No rings.
-  - Pluto     # You call this a planet?
-  Flow style: !!seq [ Mercury, Venus, Earth, Mars,      # Rocks
-                      Jupiter, Saturn, Uranus, Neptune, # Gas
-                      Pluto ]                           # Overrated
-
-
-# Scalar Types #################################################################
-################################################################################
-
-# http://yaml.org/type/binary.html --------------------------------------------#
-
-binary:
-  canonical: !!binary "\
-    R0lGODlhDAAMAIQAAP//9/X17unp5WZmZgAAAOfn515eXvPz7Y6OjuDg4J+fn5\
-    OTk6enp56enmlpaWNjY6Ojo4SEhP/++f/++f/++f/++f/++f/++f/++f/++f/+\
-    +f/++f/++f/++f/++f/++SH+Dk1hZGUgd2l0aCBHSU1QACwAAAAADAAMAAAFLC\
-    AgjoEwnuNAFOhpEMTRiggcz4BNJHrv/zCFcLiwMWYNG84BwwEeECcgggoBADs="
-  generic: !!binary |
-    R0lGODlhDAAMAIQAAP//9/X17unp5WZmZgAAAOfn515eXvPz7Y6OjuDg4J+fn5
-    OTk6enp56enmlpaWNjY6Ojo4SEhP/++f/++f/++f/++f/++f/++f/++f/++f/+
-    +f/++f/++f/++f/++f/++SH+Dk1hZGUgd2l0aCBHSU1QACwAAAAADAAMAAAFLC
-    AgjoEwnuNAFOhpEMTRiggcz4BNJHrv/zCFcLiwMWYNG84BwwEeECcgggoBADs=
-  description:
-    The binary value above is a tiny arrow encoded as a gif image.
-
-# http://yaml.org/type/bool.html ----------------------------------------------#
-
-bool:
-  - true
-  - True
-  - TRUE
-  - false
-  - False
-  - FALSE
-
-# http://yaml.org/type/float.html ---------------------------------------------#
-
-float:
-  canonical: 6.8523015e+5
-  exponential: 685.230_15e+03
-  fixed: 685_230.15
-  sexagesimal: 190:20:30.15
-  negative infinity: -.inf
-  not a number: .NaN
-
-# http://yaml.org/type/int.html -----------------------------------------------#
-
-int:
-  canonical: 685230
-  decimal: +685_230
-  octal: 02472256
-  hexadecimal: 0x_0A_74_AE
-  binary: 0b1010_0111_0100_1010_1110
-  sexagesimal: 190:20:30
-
-# http://yaml.org/type/merge.html ---------------------------------------------#
-
-merge:
-  - &CENTER { x: 1, y: 2 }
-  - &LEFT { x: 0, y: 2 }
-  - &BIG { r: 10 }
-  - &SMALL { r: 1 }
-
-  # All the following maps are equal:
-
-  - # Explicit keys
-    x: 1
-    y: 2
-    r: 10
-    label: nothing
-
-  - # Merge one map
-    << : *CENTER
-    r: 10
-    label: center
-
-  - # Merge multiple maps
-    << : [ *CENTER, *BIG ]
-    label: center/big
-
-  - # Override
-    << : [ *BIG, *LEFT, *SMALL ]
-    x: 1
-    label: big/left/small
-
-# http://yaml.org/type/null.html ----------------------------------------------#
-
-null:
-  # This mapping has four keys,
-  # one has a value.
-  empty:
-  canonical: ~
-  english: null
-  ~: null key
-  # This sequence has five
-  # entries, two have values.
-  sparse:
-    - ~
-    - 2nd entry
-    -
-    - 4th entry
-    - Null
-
-# http://yaml.org/type/str.html -----------------------------------------------#
-
-string: abcd
-
-# http://yaml.org/type/timestamp.html -----------------------------------------#
-
-timestamp:
-  canonical:        2001-12-15T02:59:43.1Z
-  valid iso8601:    2001-12-14t21:59:43.10-05:00
-  space separated:  2001-12-14 21:59:43.10 -5
-  no time zone (Z): 2001-12-15 2:59:43.10
-  date (00:00:00Z): 2002-12-14
-
-
-# JavaScript Specific Types ####################################################
-################################################################################
-
-# https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/RegExp
-
-# regexp:
-#   simple: !!js/regexp      foobar
-#   modifiers: !!js/regexp   /foobar/mi
-
-# https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/undefined
-
-# undefined: !!js/undefined ~
-
-# https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Function
-
-# function: !!js/function >
-#   function foobar() {
-#     return 'Wow! JS-YAML Rocks!';
-#   }