Baseline ARP implementation, EFCP receiver, CDAP decoding

[masonticehurst]

Summary of Changes

• Update textures package with generics to support dynamic / non-square texture sizes
• Add interrupt handler routine for user button
• Add remaining VARINT unchecked conversions to Sint32, Int32, Sint64, Int64
• Update GUI to draw on Frame_Rate frequency, instead of being on-demand
• Lots of bug fixes in CDAP decoding, Add Debug.Clear to clear console output
• Add Buffers.Byte_Buffer_To_Vector, Buffers.Buffer_To_Byte_String helpers to buffers package
• Add offset argument to Net.Buffers.Get_Data_Address
• Add Net.Buffers.Put_Ether_Addr, Add Net.Buffers.Data_Type_To_String
• Modify Net.Buffers.Put_String to accept amount of fixed padding, move packet-type byte offsets to spec
• Print exceptions to debug output instead of freezing execution
• Extends max chars per line of debug output to 52
• Add DIF_Manager.Create, DIF_Manager.Enroll logic
• Update GUI to match that from the presentation 3 demo
• Add GUI.Add_Button, GUI.Draw_Rounded_Rectangle, GUI.Fill_Rounded_Rectangle, GUI.Print_Large.
• Add IPCP_Manager.Create
• Add IPCP_Manager.IPCP_Exists, Update debug colors, ARP request check for existing IPCP
• Add Bindings.Rlite.API.RINA_Config_IPCP function
• Add Length_Delimited_String, As_Arp_Header, As_Ether_Addr, Address_To_Access_String, modified As_Arp function