Rewriting disk-usage classes structure
Change behaviour for counting jobs size and builds size + add tests for it.
Add funkcionality for counting disku usage of workspaces + tests
Rewrite creation of graphs
Another type of graph.
Configurable disk usage calculation
Add e-mail warnings
Fix issue with graph
Add filter for builds age
Fix problems with symlinks
Add tests
Fix problems with claculation threads and removing workspaces form diskUsage set if do not exist or its slave does not exists.
Add tests for case the slave is deleted or workspace of project was deleted
Correct information about author
Add tests and fix bug which test find out
Add backward compatibility
Better colors for graph
Change developer
Check if slaveWorkspacesUsage is not null
Control if diskUsageWithoutBuild!=null