Docs: Move the User's and Developer's Guides to the doc directory

The documentation was originally kept in the "docbook" directory because
it was written in the DocBook markup language. That hasn't been the case
for a long time, so just move everything under "doc".

Move make-wsluarm.py to the tools directory.

CMakeLists.txt

@@ -1698,7 +1698,6 @@ set(PLUGIN_INSTALL_VERSION_LIBDIR "${PLUGIN_INSTALL_LIBDIR}/${PLUGIN_PATH_ID}")
 set(PLUGIN_VERSION_DIR "plugins/${PLUGIN_PATH_ID}")
 
 add_subdirectory( capture )
-add_subdirectory( doc )
 add_subdirectory( epan )
 add_subdirectory( extcap )
 add_subdirectory( randpkt_core )
@@ -1754,9 +1753,9 @@ endif()
 # learn about the directory location.
 add_subdirectory( wsutil )
 
-# docbook must be added after DATAFILE_DIR is set so that the guides can be
+# doc/ must be added after DATAFILE_DIR is set so that the guides can be
 # copied there for running from the build directory
-add_subdirectory( docbook EXCLUDE_FROM_ALL )
+add_subdirectory( doc EXCLUDE_FROM_ALL )
 
 if(BUILD_wireshark AND QT_FOUND)
 	add_subdirectory( ui/qt )
@@ -4091,13 +4090,13 @@ install(
 
 if(ASCIIDOCTOR_FOUND AND XSLTPROC_EXECUTABLE)
 	install(
-		DIRECTORY "${CMAKE_BINARY_DIR}/docbook/wsug_html_chunked"
+		DIRECTORY "${CMAKE_BINARY_DIR}/doc/wsug_html_chunked"
 		DESTINATION "${CMAKE_INSTALL_DOCDIR}"
 		COMPONENT "UserGuide"
 		EXCLUDE_FROM_ALL
 	)
 	install(
-		DIRECTORY "${CMAKE_BINARY_DIR}/docbook/wsdg_html_chunked"
+		DIRECTORY "${CMAKE_BINARY_DIR}/doc/wsdg_html_chunked"
 		DESTINATION "${CMAKE_INSTALL_DOCDIR}"
 		COMPONENT "DeveloperGuide"
 		EXCLUDE_FROM_ALL

CONTRIBUTING.md

@@ -41,6 +41,6 @@ Complete details on doing so can be found in the [Developer’s Guide](https://w
 When you submit a merge request, a series of automated tests will be run in order to ensure that compiles across different platforms and conforms to our coding guidelines.
 The change will also be manually reviewed by a core developer and will be merged when the change passes both automated and manual review.
 
-The Wireshark User’s Guide and Developer’s Guide are maintained in the [docbook directory](https://gitlab.com/wireshark/wireshark/-/tree/master/docbook) in the main repository.
+The Wireshark User’s Guide and Developer’s Guide are maintained in the [doc directory](https://gitlab.com/wireshark/wireshark/-/tree/master/doc) in the main repository.
 You don’t need a complete development environment to contribute to them, but you do need git and a text editor.
 Documentation updates must be made via a merge request similar to source code changes.

INSTALL

@@ -1,6 +1,6 @@
 See also https://gitlab.com/wireshark/wireshark/-/wikis/Development
 and the Developer's Guide located at https://www.wireshark.org/docs/
-and in the docbook/ subdirectory.
+and in the doc/ subdirectory.
 
 Installation
 ============

README.bsd

@@ -6,7 +6,7 @@ Installing Wireshark on FreeBSD/OpenBSD/NetBSD/DragonFly BSD
 
 For general installation instructions, see the INSTALL file, along with
 the Developer's Guide located at https://www.wireshark.org/docs/ and
-in the docbook/ directory.  Additional BSD specific notes and requirements
+in the doc/ directory.  Additional BSD specific notes and requirements
 follow.
 
 1. Berkeley Packet Filter (BPF) requirement

cmake/modules/FindAsciidoctor.cmake

@@ -45,7 +45,7 @@ if(ASCIIDOCTOR_EXECUTABLE)
         # --failure-level=WARN
         # --trace
         --quiet
-        --attribute build_dir=${CMAKE_BINARY_DIR}/docbook
+        --attribute build_dir=${CMAKE_BINARY_DIR}/doc
         --attribute css_dir=${CMAKE_SOURCE_DIR}/doc
         --require ${CMAKE_SOURCE_DIR}/doc/asciidoctor-macros/ws_utils.rb
         --require ${CMAKE_SOURCE_DIR}/doc/asciidoctor-macros/commaize-block.rb

cmake/modules/FindXSLTPROC.cmake

@@ -93,7 +93,7 @@ MACRO(XML2HTML _target_dep _dir_pfx _mode _dbk_source _gfx_sources)
         SET(_modeparams --stringparam chunker.output.encoding UTF-8 --stringparam chunk.quietly 1)
     ELSE() # single-page
         SET(_basedir ${_dir_pfx}_html)
-        SET(_stylesheet ${CMAKE_SOURCE_DIR}/docbook/custom_layer_single_html.xsl)
+        SET(_stylesheet ${CMAKE_SOURCE_DIR}/doc/custom_layer_single_html.xsl)
         SET(_modeparams --output ${_basedir}/index.html)
     ENDIF()