0.1.2.6:chech_region: call layout_action with arguments
0.1.2.7:chech_region: call check_gravity with argument
0.1.2.8:chech_region: some declarations
0.1.3.0: several changes:
- __mktmp uses now set and grep
- check_region is rebuild: all split functions are now part of it
- obsolete scripts are deleted