[cmake] Remove dune2.5 specific stuff

cmake/modules/DumuxTestMacros.cmake

@@ -14,7 +14,7 @@
 ###
 macro(add_dumux_test dumux_test dumux_test_executable dumux_test_executable_source)
 
-  message(WARNING "add_dumux_test is deprecated. Use dune_add_test directly now that we require dune 2.5")
+  message(WARNING "add_dumux_test is deprecated. Use dune_add_test directly now that we require dune 2.6")
 
   # if present, symlink the grids folder
   set(grids_directory ${CMAKE_CURRENT_SOURCE_DIR}/grids)

doc/handbook/CMakeLists.txt

@@ -28,24 +28,10 @@ set(TEX_IMAGES
   PNG/dunedesign.png
   ../logo/dumux_logo_hires_whitebg.png)
 
-if(DUNE_COMMON_VERSION VERSION_LESS 2.5)
-  # this only works before Dune 2.5
-  dune_add_latex_document(0_dumux-handbook.tex
-    FATHER_TARGET doc
-    DEFAULT_PDF
-    BIBFILES dumux-handbook.bib
-    INPUTS ${TEX_INPUTS}
-    IMAGES ${TEX_IMAGES})
+dune_add_latex_document(0_dumux-handbook.tex
+  BIBFILES dumux-handbook.bib
+  INPUTS ${TEX_INPUTS}
+  IMAGES ${TEX_IMAGES})
 
-  create_doc_install(${CMAKE_CURRENT_BINARY_DIR}/0_dumux-handbook.pdf
-    ${CMAKE_INSTALL_DOCDIR})
-else()
-  # the Dune 2.5 way of calling these macros
-  dune_add_latex_document(0_dumux-handbook.tex
-    BIBFILES dumux-handbook.bib
-    INPUTS ${TEX_INPUTS}
-    IMAGES ${TEX_IMAGES})
-
-  create_doc_install(${CMAKE_CURRENT_BINARY_DIR}/0_dumux-handbook.pdf
-    ${CMAKE_INSTALL_DOCDIR} 0_dumux-handbook)
-endif()
+create_doc_install(${CMAKE_CURRENT_BINARY_DIR}/0_dumux-handbook.pdf
+  ${CMAKE_INSTALL_DOCDIR} 0_dumux-handbook)