approved):

3161 Vladislav Vaintroub       2010-04-29                 
 Bug#53196 : CMake builds don't support 'make tags' and 
'make ctags' targets.  
   - Added tags and ctags targets


CMakeLists.txt:
  Add tags and ctags targets.
cmake/Makefile.am:
  Add a cmake file to build tags.
cmake/tags.cmake:
  Build tags and ctags.