Added missing functions table for abstract shell surface
Added visible flag to abstract_surface_shell
Fix clang warning by using size_t and not enumerator type
Add unref() in cmd_func_set_width()
Add unref() in cmd_func_set_height()
Add unref() call in cmd_func_set_width_and_height()
Remove obsolete SYMBOL_CACHE_SIZE from Doxyfile
Remove obsolete XML_SCHEMA from Doxyfile
Remove obsolete XML_DTD from Doxyfile
Added more bits of path, so the file annotation is unique
Fix typo
Fix annotation style
Add documentation to undocumented members
Merge pull request #562 from matthiasbeyer/fix-doxygen

Fix some doxygen warnings
Merge pull request #561 from matthiasbeyer/fix-memleak_abstract_shell_surface

Add unref() calls in abstract shell surface cmd functions
Merge pull request #559 from matthiasbeyer/fix-clang_warning

Fix clang warning by using size_t and not enumerator type
Merge pull request #558 from TheNeikos/add-visibility_flag_shell_surface

Add visibility flag shell surface