Add documentation to C++ and Python Package

For C++ doc:
/usr/share/doc/ortools
ref: https://www.debian.org/doc/manuals/debian-reference/debian-reference.en.txt

For Python doc:
ref: https://www.python.org/dev/peps/pep-0427/#the-data-directory
ref: https://www.python.org/dev/peps/pep-0491/#install-paths
/!\ Please not bdist_wheel command ignore MANIFEST.in and
 there is no 'doc_dir' option in class Distribution cf.
https://github.com/pypa/setuptools/blob/master/setuptools/dist.py

makefiles/Makefile.cpp.mk

@@ -840,8 +840,9 @@ rcc: $(BIN_DIR)/$(basename $(notdir $(EX)))$E
 # ref: https://www.gnu.org/prep/standards/html_node/DESTDIR.html
 install_dirs:
 	-$(MKDIR) "$(DESTDIR)$(prefix)"
-	-$(MKDIR) "$(DESTDIR)$(prefix)$Slib"
 	-$(MKDIR) "$(DESTDIR)$(prefix)$Sinclude"
+	-$(MKDIR) "$(DESTDIR)$(prefix)$Slib"
+	-$(MKDIR) "$(DESTDIR)$(prefix)$Sbin"
 	-$(DELREC) "$(DESTDIR)$(prefix)$Sinclude$Sortools"
 	$(MKDIR) "$(DESTDIR)$(prefix)$Sinclude$Sortools"
 	$(MKDIR) "$(DESTDIR)$(prefix)$Sinclude$Sortools$Salgorithms"
@@ -856,7 +857,7 @@ install_dirs:
 	$(MKDIR) "$(DESTDIR)$(prefix)$Sinclude$Sortools$Sutil"
 
 .PHONY: install_cc # Install C++ OR-Tools to $(DESTDIR)$(prefix)
-install_cc: install_libortools install_third_party
+install_cc: install_libortools install_third_party install_doc
 
 install_libortools: ortoolslibs install_dirs
 	$(COPY) LICENSE-2.0.txt "$(DESTDIR)$(prefix)"
@@ -878,7 +879,7 @@ install_libortools: ortoolslibs install_dirs
 	$(COPY) ortools$Sutil$S*.h "$(DESTDIR)$(prefix)$Sinclude$Sortools$Sutil"
 	$(COPY) $(LIB_DIR)$S$(LIB_PREFIX)ortools.$L "$(DESTDIR)$(prefix)$Slib"
 
-install_third_party:
+install_third_party: install_dirs
 ifeq ($(UNIX_GFLAGS_DIR),$(OR_TOOLS_TOP)/dependencies/install)
 	$(COPYREC) dependencies$Sinstall$Sinclude$Sgflags "$(DESTDIR)$(prefix)$Sinclude"
 	$(COPYREC) dependencies$Sinstall$Slib$Slibgflags* "$(DESTDIR)$(prefix)$Slib"
@@ -904,6 +905,14 @@ ifeq ($(UNIX_CBC_DIR),$(OR_TOOLS_TOP)/dependencies/install)
 	$(COPYREC) dependencies$Sinstall$Sbin$Sclp "$(DESTDIR)$(prefix)$Sbin"
 endif
 
+install_doc:
+	-$(DELREC) "$(DESTDIR)$(prefix)$Sshare$Sdoc$Sortools"
+	-$(MKDIR_P) "$(DESTDIR)$(prefix)$Sshare$Sdoc$Sortools"
+	-$(MKDIR) "$(DESTDIR)$(prefix)$Sshare$Sdoc$Sortools$Ssat"
+	-$(MKDIR) "$(DESTDIR)$(prefix)$Sshare$Sdoc$Sortools$Ssat$Sdoc"
+#$(COPY) ortools$Ssat$S*.md "$(DESTDIR)$(prefix)$Sshare$Sdoc$Sortools$Ssat"
+	$(COPY) ortools$Ssat$Sdoc$S*.md "$(DESTDIR)$(prefix)$Sshare$Sdoc$Sortools$Ssat$Sdoc"
+
 .PHONY: detect_cc # Show variables used to build C++ OR-Tools.
 detect_cc:
 	@echo Relevant info for the C++ build:

makefiles/Makefile.python.mk

@@ -524,7 +524,7 @@ MISSING_PYPI_FILES = \
  $(PYPI_ARCHIVE_TEMP_DIR)/ortools/ortools/linear_solver \
  $(PYPI_ARCHIVE_TEMP_DIR)/ortools/ortools/sat \
  $(PYPI_ARCHIVE_TEMP_DIR)/ortools/ortools/data \
- $(PYPI_ARCHIVE_TEMP_DIR)/ortools/ortools/util \
+ $(PYPI_ARCHIVE_TEMP_DIR)/ortools/ortools/util
 
 $(PYPI_ARCHIVE_TEMP_DIR):
 	$(MKDIR) $(PYPI_ARCHIVE_TEMP_DIR)
@@ -653,6 +653,7 @@ $(PYPI_ARCHIVE_TEMP_DIR)/ortools/ortools/sat: $(PYSAT_LIBS) | $(PYPI_ARCHIVE_TEM
 	-$(DELREC) $(PYPI_ARCHIVE_TEMP_DIR)$Sortools$Sortools$Ssat
 	$(MKDIR) $(PYPI_ARCHIVE_TEMP_DIR)$Sortools$Sortools$Ssat
 	$(TOUCH) $(PYPI_ARCHIVE_TEMP_DIR)$Sortools$Sortools$Ssat$S__init__.py
+	$(COPY) ortools$Ssat$Sdoc$S*.md $(PYPI_ARCHIVE_TEMP_DIR)$Sortools$Sortools$Ssat
 	$(COPY) ortools$Ssat$S*.py $(PYPI_ARCHIVE_TEMP_DIR)$Sortools$Sortools$Ssat
 	$(COPY) $(GEN_DIR)$Sortools$Ssat$S*.py $(PYPI_ARCHIVE_TEMP_DIR)$Sortools$Sortools$Ssat
 	$(COPY) $(GEN_DIR)$Sortools$Ssat$S_pywrapsat.* $(PYPI_ARCHIVE_TEMP_DIR)$Sortools$Sortools$Ssat

tools/setup.py

@@ -55,7 +55,7 @@ setup(
         'ortools.linear_solver' : ['_pywraplp.dll'],
         'ortools.graph' : ['_pywrapgraph.dll'],
         'ortools.algorithms' : ['_pywrapknapsack_solver.dll'],
-        'ortools.sat' : ['_pywrapsat.dll'],
+        'ortools.sat' : ['_pywrapsat.dll', '*.md'],
         DELETEWIN 'ortools' : ['libortools.DLL' DDDD]
     },
     include_package_data=True,