rsyslog work log 32

Yesterday’s rsyslog work log:
– implemented data type conversion
– released 3.11.5
– implemented majority of comparison operations
– added some temporary testing aids to conf.c, so that we can debug
expression support as it is implemented
– fixed a couple of bugs in expression system
– added more operations to virtual machine – now works well with
– added PUSHMSGVAR operation to vm
– included expression support in filter module (and it works ;))
– added sysvar class
– added PUSHSYSVAR operation to vm
– added string concatenation operator & to RainerScript
– fixed segfault when pure string values were tried to be added