Checkmk Werk 10484: statgrab_mem, aix_memory, docker_container_mem, ps, solaris_mem, emc_ecs_mem, mem.used: Fix some wrong levels in the graphs

ID: 10484 Title: statgrab_mem,aix_memory,docker_container_mem,ps,solaris_mem,emc_ecs_mem,mem.used: Fix some wrong levels in the graphs Component: Checks & agents Level: 1 Class: Bug fix Version: 1.7.0i1 If levels were specified for the amount of free space, the values of the warn and crit parameters have been displayed as negative values in the graphs. This has been fixed.