Gwenhywfar

msgio: fixed a bug in GWEN_TcpcEndpoint. export connection mode. renamed mode to state.

msgio: increased verbosity.

msgio: added endpoint_tcpc (tcp client).

msgio: preset some callback functions.

msgio: Reorganized code to reduce duplication.

msgio: added virtual fn GWEN_MsgEndpoint_IsMsgComplete().

msgio: add parsed info and flags GWEN_MSG.

Added functions to GWEN_Timestamp, added typedef for typemaker2.

added GWEN_Timestamp_dup().

Added module GWEN_TIMESTAMP.

msgio: more work on mainly tcp/ipc related code.

GWBUILD: Improved reading of CFLAGS.

msgio: make GWEN_MSG_ENDPOINT_MGR inheritable.

msgio: Improved naming of some functions.

msgio: Added missing declaration.

GWBUILD: Added builder for AVR assembler.

Added entries to TODO.

msgio: Added groupId. Added GWEN_MsgEndpointIpcTcp.

This can be used to differentiate between multiple types of msg handlers.

More work on msgio module.

configure: Added check for header "sys/select.h".

msgio: Started working on a module for message exchange.

- abstracted from code in another project where it is used to read messages
from an UART bus and IPC clients using a single thread only
- added message code to be used for IPC via sockets

Detect and report certificate signature failures

TODO: Some ideas for threaded GUI.

tm2: Added type fields "pack" and "structAccess".

- "pack": Allows for using #pragma pack.
- structAccess: Allow to set placement of struct definition
(until now always private, but sometimes it is usefull to put the definition
in the public header file).

tm2: Fixed description for char_array.

Only copy if source is not NULL.