Add docs to CPack-generated packages

Includes licence, contributors, readme, etc.

.travis.yml

@@ -22,7 +22,8 @@ matrix:
           after_success:
             - cd build
             - make install
-            - mv OpenRCT2/bin/openrct2 OpenRCT2/ && mv OpenRCT2/share/openrct2 OpenRCT2/data
+            - mv OpenRCT2/bin/openrct2 OpenRCT2/ && mv OpenRCT2/share/openrct2 OpenRCT2/data && mv OpenRCT2/share/doc/openrct2 OpenRCT2/doc
+            - rm -rf OpenRCT2/bin OpenRCT2/share # remove empty dirs
             - tar cvzf openrct2-linux.tar.gz OpenRCT2/
             - if [[ "z$OPENRCT2_ORG_TOKEN" != "z" ]] ; then curl -o - -v --form "key=$OPENRCT2_ORG_TOKEN" --form "fileName=OpenRCT2-${OPENRCT2_VERSION}-linux-${TRAVIS_COMMIT:0:7}.tar.gz" --form "version=${OPENRCT2_VERSION}" --form "gitHash=$TRAVIS_COMMIT" --form "gitBranch=$TRAVIS_BRANCH" --form "flavourId=4" --form "file=@openrct2-linux.tar.gz" "https://openrct2.org/altapi/?command=push-build"; fi
         - os: linux

CMakeLists.txt

@@ -212,6 +212,9 @@ if (APPLE OR STATIC)
 	TARGET_LINK_LIBRARIES(${PROJECT} ${ICONV_LIBRARIES})
 endif (APPLE OR STATIC)
 
+# Don't recurse, grab all *.txt and *.md files
+file(GLOB DOC_FILES "${CMAKE_CURRENT_SOURCE_DIR}/distribution/*.txt")
+list(APPEND DOC_FILES "${CMAKE_CURRENT_SOURCE_DIR}/contributors.md" "${CMAKE_CURRENT_SOURCE_DIR}/licence.txt")
 
 # CMake does not allow specifying a dependency chain which includes built-in
 # targets, like `install`, so we have to trick it and execute dependency ourselves.
@@ -219,6 +222,7 @@ install(CODE "execute_process(COMMAND \"${CMAKE_COMMAND}\" --build \"${CMAKE_CUR
 install(TARGETS ${PROJECT} RUNTIME DESTINATION bin)
 install(FILES "${CMAKE_CURRENT_BINARY_DIR}/g2.dat" DESTINATION share/${PROJECT})
 install(DIRECTORY data/ DESTINATION share/${PROJECT})
+install(FILES ${DOC_FILES} DESTINATION share/doc/${PROJECT})
 
 set(CPACK_PACKAGE_VERSION_MAJOR 0)
 set(CPACK_PACKAGE_VERSION_MINOR 0)