* Save selected Tab panel state on exit
* Restore selected panel on restart.
* Corrected Widget Event Settings (FLUID).
* Add Header/Data Repeat Counters for Relay file transmissions.
* Add transmit time widget for relay files.
* Move relay auto save checkboxes to config panel.
* Corrected default Olivia modem tag names.
* Add code to correctly restore RX panel data on file selection changes.
* Change load relay file at start to a menu item. Odd GUI behaviour on MacOSX 10.15.
* Add save relay data menu item.
* Check RX panel file for 100% complete prior to saving.
* Rename checkbox to save relay files on exit. Removed load at start code.
* Restore code lost.
* Add code to indicate FLDIGI is online when both data stream and XMLRPC are actively
connected between FLAMP and FLDIGI.
* Use guard_lock class in place of pthread_mutex locks.
* Add callback function cb_rx_queue to rx_queue widget via FLUID.
* Changed RX panel redraw from entire panel to specific widgets.
Font display artifacts issue when redrawing RX panel.
* Adjust position/size of various widgets (cosmetic).
* Removed some commented out code.
* Prevent 100% save (if selected) when reloading relay files.
* Issue get_fldigi_modems() on reconnects to FLDIGI.
* change to operate in a separate thread
* allow flamp to run without fldigi executing
* periodically test for and make connection to fldigi
. main dialog indicator of connection state
* use single exit point from program
* Add "modem.get_io_names" Prefiltered 8 bit compatible modem list
from FLDIGI.
* Update depreciated M4 macros.
* Update modem timimg table based on "modem.get_io_names" input.
* Add Receive Queue data/retore option for Relay Ops.
* Remove depreciated modem List.
* Append depreciated list to initial start-up modem list.
* GUI Interval timer widget position change.
* HAMCAST broke on XMLRPC timeout change, updated wait_for_rx().
* Add dummy file to keep directory "build-aux" in the git tree.
* New "relay" directory to store saved relay data. (.nbmes/FLAMP/relay)
* Updated scripting to handle dynamic modem list verification testing.
* Remove depreciated default modem names no longer present in FLDIGI.
* Update user document based on above changes.
* limit sock block size to 8096 for transfer to fldigi
* add time interval between blocks to allow receiving
socket to flush it's receive buffers
* clean up warnings
* add LOG_INFO statements to transfer function
* correct computation of time intervals
* changed FLAMP SCRIPT variable TX_INTERVAL to float
* update documentation
