Added support for Modbus-TCP
Changed Modbus implementation to use Short for register values
Added io.prot.modbus.ModbusShortCoding
Changed TypedActorCompanion API
Added io.LineCodec.CR and renamed NL/CRNL to LF/CRLF
Added devices.Ch and ChV
Added devices.Labjack (very rudimentary implementation)
Added devices.SCPIDevice

Changed Keithley6517 to extend new SCPIDevice
Added device.LakeShore218 (very rudimentary implementation)
Added devices.SourcetronicST2810D (very rudimentary implementation)
Added devices.VacomMVC3 (very rudimentary implementation)
Added devices.PfeifferTPG261 (very rudimentary implementation)
Added devices.RigolDP1308A (very rudimentary implementation)
Added devices.DeviceKeepAlive
Changed devices.RigolDP1308A to mix in DeviceKeepAlive
Improved implementation of devices.RigolDP1308A
Fixed bug in SCPIParser to parse numbers starting with "+" correctly
Relaxed constraints on CPD in SCPIParser
Added prot.scpi.SCPIType and support for Boolean Program Data (BPD)
Improved io.prot.scpi.types.CharacterData

CharacterData.apply should accept any Mnemonic