ENH: Cleanup, make case insensitive, remove macro since it does not work anyway

Docs/cmake-syntax.vim

 " =============================================================================
-" 
+"
 "   Program:   CMake - Cross-Platform Makefile Generator
 "   Module:    $RCSfile$
 "   Language:  C++
 "   Date:      $Date$
 "   Version:   $Revision$
-" 
+"
 "   Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
 "   See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
-" 
-"      This software is distributed WITHOUT ANY WARRANTY"  without even 
-"      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
+"
+"      This software is distributed WITHOUT ANY WARRANTY"  without even
+"      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 "      PURPOSE.  See the above copyright notices for more information.
-" 
+"
 " =============================================================================
 
 " Vim syntax file
@@ -21,7 +21,7 @@
 " Maintainer:   Andy Cedilnik <andy.cedilnik@kitware.com>
 " Last Change:  $Date$
 " Version:      $Revision$
-" 
+"
 " Licence:      This program is free software; you can redistribute it
 "               and/or modify it under the terms of the CMake
 "               License. See http://www.cmake.org/HTML/Copyright.html
@@ -34,7 +34,7 @@ elseif exists("b:current_syntax")
   finish
 endif
 
-syn case match
+syn case ignore
 syn match cmakeComment /#.*$/
 syn region cmakeRegistry start=/\[/ end=/\]/ skip=/\\[\[\]]/
             \ contained
@@ -43,9 +43,9 @@ syn match cmakeArgument /[^()"]+/
 syn match cmakeVariableValue /\${[^}]*}/
             \ contained oneline
 syn match cmakeEnvironment /\$ENV{.*}/
-            \ contained 
+            \ contained
 syn keyword cmakeSystemVariables
-            \ WIN32 UNIX APPLE CYGWIN BORLAND MINGW MSVC MSVC_IDE MSVC60 MSVC70 MSVC71 MSVC80 
+            \ WIN32 UNIX APPLE CYGWIN BORLAND MINGW MSVC MSVC_IDE MSVC60 MSVC70 MSVC71 MSVC80
 syn keyword cmakeOperators
             \ AND BOOL CACHE COMMAND DEFINED DOC EQUAL EXISTS FALSE GREATER INTERNAL LESS MATCHES NAME NAMES NAME_WE NOT OFF ON OR PATH PATHS PROGRAM STREQUAL STRGREATER STRING STRLESS TRUE
 "            \ contained
@@ -55,11 +55,11 @@ syn region cmakeArguments start=/\s*(/ end=/)/
            \ contains=ALLBUT,cmakeArguments
 syn keyword cmakeDeprecated ABSTRACT_FILES BUILD_NAME SOURCE_FILES SOURCE_FILES_REMOVE VTK_MAKE_INSTANTIATOR VTK_WRAP_JAVA VTK_WRAP_PYTHON VTK_WRAP_TCL WRAP_EXCLUDE_FILES
            \ nextgroup=cmakeArgument
-syn keyword cmakeStatement 
+syn keyword cmakeStatement
            \ ADD_CUSTOM_COMMAND ADD_CUSTOM_TARGET ADD_DEFINITIONS ADD_DEPENDENCIES ADD_EXECUTABLE ADD_LIBRARY ADD_SUBDIRECTORY ADD_TEST AUX_SOURCE_DIRECTORY BUILD_COMMAND BUILD_NAME CMAKE_MINIMUM_REQUIRED CONFIGURE_FILE CREATE_TEST_SOURCELIST ELSE ENABLE_LANGUAGE ENABLE_TESTING ENDFOREACH ENDIF ENDWHILE EXEC_PROGRAM EXECUTE_PROCESS EXPORT_LIBRARY_DEPENDENCIES FILE FIND_FILE FIND_LIBRARY FIND_PACKAGE FIND_PATH FIND_PROGRAM FLTK_WRAP_UI FOREACH GET_CMAKE_PROPERTY GET_DIRECTORY_PROPERTY GET_FILENAME_COMPONENT GET_SOURCE_FILE_PROPERTY GET_TARGET_PROPERTY GET_TEST_PROPERTY IF INCLUDE INCLUDE_DIRECTORIES INCLUDE_EXTERNAL_MSPROJECT INCLUDE_REGULAR_EXPRESSION INSTALL INSTALL_FILES INSTALL_PROGRAMS INSTALL_TARGETS LINK_DIRECTORIES LINK_LIBRARIES LIST LOAD_CACHE LOAD_COMMAND MACRO MAKE_DIRECTORY MARK_AS_ADVANCED MATH MESSAGE OPTION OUTPUT_REQUIRED_FILES PROJECT QT_WRAP_CPP QT_WRAP_UI REMOVE REMOVE_DEFINITIONS SEPARATE_ARGUMENTS SET SET_DIRECTORY_PROPERTIES SET_SOURCE_FILES_PROPERTIES SET_TARGET_PROPERTIES SET_TESTS_PROPERTIES SITE_NAME SOURCE_GROUP STRING SUBDIR_DEPENDS SUBDIRS TARGET_LINK_LIBRARIES TRY_COMPILE TRY_RUN USE_MANGLED_MESA UTILITY_SOURCE VARIABLE_REQUIRES VTK_MAKE_INSTANTIATOR VTK_WRAP_JAVA VTK_WRAP_PYTHON VTK_WRAP_TCL WHILE WRITE_FILE
            \ nextgroup=cmakeArgumnts
 
-syn match cmakeMacro /[A-Z_]+/ nextgroup=cmakeArgumnts
+"syn match cmakeMacro /^\s*[A-Z_]\+/ nextgroup=cmakeArgumnts
 
 " Define the default highlighting.
 " For version 5.7 and earlier: only when not done already