Update to sagemath 8.2.

Also:
- Create the sagemath-data-combinatorial_designs subpackage.
- Create the sagemath-notebook-export subpackage.
- Unbundle the LaTeX makecmds style.
- Install LaTeX style files in a more canonical place.

sagemath-sagedoc.patch

@@ -1,19 +1,7 @@
-diff -up src/doc/common/conf.py.orig src/doc/common/conf.py
---- src/doc/common/conf.py.orig	2017-11-08 08:08:07.554172292 -0500
-+++ src/doc/common/conf.py	2017-11-08 08:08:33.656173291 -0500
-@@ -220,7 +220,7 @@ if (os.environ.get('SAGE_DOC_MATHJAX', '
-     html_theme_options['mathjax_macros'] = sage_mathjax_macros()
- 
-     from pkg_resources import Requirement, working_set
--    sagenb_path = working_set.find(Requirement.parse('sagenb')).location
-+    sagenb_path = SAGE_SRC
-     mathjax_relative = os.path.join('sagenb','data','mathjax')
- 
-     # It would be really nice if sphinx would copy the entire mathjax directory,
 diff -up src/sage/doctest/control.py.orig src/sage/doctest/control.py
---- src/sage/doctest/control.py.orig	2017-11-08 08:08:44.186173695 -0500
-+++ src/sage/doctest/control.py	2017-11-08 08:09:24.904175254 -0500
-@@ -96,7 +96,6 @@ class DocTestDefaults(SageObject):
+--- src/sage/doctest/control.py.orig	2018-05-05 16:21:23.000000000 -0600
++++ src/sage/doctest/control.py	2018-05-16 13:20:01.420837824 -0600
+@@ -102,7 +102,6 @@ class DocTestDefaults(SageObject):
          self.valgrind = False
          self.massif = False
          self.cachegrind = False
@@ -21,7 +9,7 @@ diff -up src/sage/doctest/control.py.orig src/sage/doctest/control.py
          self.failed = False
          self.new = False
          self.show_skipped = False
-@@ -285,7 +284,7 @@ class DocTestController(SageObject):
+@@ -292,7 +291,7 @@ class DocTestController(SageObject):
              if options.gdb or options.debug:
                  # Interactive debuggers: "infinite" timeout
                  options.timeout = 0
@@ -30,7 +18,7 @@ diff -up src/sage/doctest/control.py.orig src/sage/doctest/control.py
                  # Non-interactive debuggers: 48 hours
                  options.timeout = int(os.getenv('SAGE_TIMEOUT_VALGRIND', 48 * 60 * 60))
              elif options.long:
-@@ -1049,13 +1048,8 @@ class DocTestController(SageObject):
+@@ -1071,13 +1070,8 @@ class DocTestController(SageObject):
              elif opt.cachegrind:
                  toolname = "cachegrind"
                  flags = os.getenv("SAGE_CACHEGRIND_FLAGS", "")
@@ -44,7 +32,7 @@ diff -up src/sage/doctest/control.py.orig src/sage/doctest/control.py
              if "%s" in flags:
                  flags %= toolname + ".%p" # replace %s with toolname
          cmd += flags + sage_cmd
-@@ -1115,10 +1109,10 @@ class DocTestController(SageObject):
+@@ -1137,10 +1131,10 @@ class DocTestController(SageObject):
              0
          """
          opt = self.options
@@ -58,9 +46,9 @@ diff -up src/sage/doctest/control.py.orig src/sage/doctest/control.py
              return self.run_val_gdb()
          else:
 diff -up src/sage/interfaces/singular.py.orig src/sage/interfaces/singular.py
---- src/sage/interfaces/singular.py.orig	2017-11-08 08:09:36.306175691 -0500
-+++ src/sage/interfaces/singular.py	2017-11-08 08:09:57.144176489 -0500
-@@ -2287,7 +2287,7 @@ def generate_docstring_dictionary():
+--- src/sage/interfaces/singular.py.orig	2018-05-05 16:21:24.000000000 -0600
++++ src/sage/interfaces/singular.py	2018-05-16 13:20:01.421837810 -0600
+@@ -2258,7 +2258,7 @@ def generate_docstring_dictionary():
      nodes.clear()
      node_names.clear()
  
@@ -70,8 +58,8 @@ diff -up src/sage/interfaces/singular.py.orig src/sage/interfaces/singular.py
      new_node = re.compile("File: singular\.hlp,  Node: ([^,]*),.*")
      new_lookup = re.compile("\* ([^:]*):*([^.]*)\..*")
 diff -up src/sage_setup/docbuild/ext/multidocs.py.orig src/sage_setup/docbuild/ext/multidocs.py
---- src/sage_setup/docbuild/ext/multidocs.py.orig	2017-11-08 08:10:07.010176866 -0500
-+++ src/sage_setup/docbuild/ext/multidocs.py	2017-11-08 08:10:30.319177759 -0500
+--- src/sage_setup/docbuild/ext/multidocs.py.orig	2018-05-05 16:21:26.000000000 -0600
++++ src/sage_setup/docbuild/ext/multidocs.py	2018-05-16 13:20:01.421837810 -0600
 @@ -82,8 +82,11 @@ def merge_environment(app, env):
              for ind in newalldoc:
                  # treat subdocument source as orphaned file and don't complain
@@ -85,11 +73,11 @@ diff -up src/sage_setup/docbuild/ext/multidocs.py.orig src/sage_setup/docbuild/e
 +                    env.metadata[ind] = {'orphan'}
              # merge the citations
              newcite = {}
-             for ind, (path, tag) in six.iteritems(docenv.domaindata["std"]["citations"]):
+             citations = docenv.domaindata["std"]["citations"]
 diff -up src/sage_setup/docbuild/__init__.py.orig src/sage_setup/docbuild/__init__.py
---- src/sage_setup/docbuild/__init__.py.orig	2017-11-08 08:10:41.962178205 -0500
-+++ src/sage_setup/docbuild/__init__.py	2017-11-08 08:11:16.448179525 -0500
-@@ -248,13 +248,14 @@ if NUM_THREADS > 1:
+--- src/sage_setup/docbuild/__init__.py.orig	2018-05-05 16:21:26.000000000 -0600
++++ src/sage_setup/docbuild/__init__.py	2018-05-16 13:20:01.422837797 -0600
+@@ -242,13 +242,14 @@ if NUM_THREADS > 1:
          # map_async handles KeyboardInterrupt correctly. Plain map and
          # apply_async does not, so don't use it.
          x = pool.map_async(target, args, 1)