changed all referances from antix-session to antiX-session
Note: the "x" changed to capital "X"
this is to better match the current naming scheme

added:
icon-toggle.sh which has been modified from the various pinboard-toggle scipts.
They are all merged into one script.
This script also now handles spacefm as well as rox pinboard
Changes the session code in the session code file located in ~/.antix-session to modify the session according to the menu selection.
Notes:
-toggling off does not need an option passed, however it will not do anything if you do.
-toggling on requires an option to be passed, either "rox" or "space" depending on what you would like turned on.
Menu Line Example:
rox:
/usr/local/bin/icons-toggle.sh rox
space:
/usr/local/bin/icons-toggle.sh space