Gwenhywfar

Fixed a typo which caused APOBANK to reject a HTTP request (thanks to Anselm!!!)

parser: more work on json module

- handles CRLF more gracefully
- fixed function names
- added navigation functions:
- GWEN_JsonElement_FindFirstByTypeAndData()
- GWEN_JsonElement_FindNextByTypeAndData()
- GWEN_JsonElement_FindByIdxTypeAndData()
- GWEN_JsonElement_GetElementByPath()

parser: added JSON parser.

msgio: fixed a bug (hanging process).

Added dependency.

added missing files to Makefiles.

Fixed a bug (bug was also a memory leak).

Fixed memory leak.

msgio: decreased verbosity.

added core.*

msgio: fixed connectable layer to handle logically connecting.

One layer in need of logical connection over a physical layer is the
MQTT endpoint of AqHome.

msgio: fixed a bug.

don't copy payload to the beginning of the buffer!

msgio: added function GWEN_Msg_fromBytes().

msgio: added debug messages.

msgio: fixed a bug

We must not copy the endpoint flags. Leave that to the createChild
function.

msgio: added debug messages.

msgio: fixed a bug, overall decreased verbosity.

Need to rewind current buffer pos when adding a message because otherwise
the send routine will find no bytes remaining in the buffer (because after
creating a message usually the buffer pointer points to the end of the...

Remove duplicate hostname check

The hostname in the certificate is checked already a few lines above by calling
gnutls_x509_crt_check_hostname(). No need to check it here again.

This also fixes the bad hostname validation in cases where the used server name...

Detect and report certificate signature failures

msgio: added convenience functions.

msgio: delete endpoints outside loop.

msgio: added GWEN_IpcEndpoint_Extend()

Remove duplicate hostname check

The hostname in the certificate is checked already a few lines above by calling
gnutls_x509_crt_check_hostname(). No need to check it here again.

This also fixes the bad hostname validation in cases where the used server name...

msgio: allow for storing of endpoint.

msgio: added flag GWEN_MSG_ENDPOINT_FLAGS_DELONDISCONNECT

Remove endpoint when disconnected if this flag is given.