Dumper: Added @tracySkipLocation annotation
DI: improved ContainerPanel, removed factories
Debugger: bluescreen closes all tags
test: improved form test
Forms: SelectBox & MultiSelectBox fixed setItems without keys
Database\Table: fixed saving cache for toArray() calls. [closes #1332]

Tests needed. However, it's impossible to do them before implementing #1081.
TextInput: Export pattern, min and max attributes only if the input type allows them.