Document setting multiple properties with konsoleprofile

When using konsoleprofile multiple settings can be specified separated by
semicolons. The usage output and documenting comments now reflect this.
Also fixes the link to Profile.h.

tools/konsoleprofile

@@ -4,10 +4,11 @@
 
 #  A command-line tool to change the current tab's profile options.
 #
-#  Usage: konsoleprofile option=value
+#  Usage: konsoleprofile "option=value[;option=value;...]"
 #
-#  Example: 'konsoleprofile ColorScheme=WhiteOnBlack' will change the
-#  colorscheme used in current tab into WhiteOnBlack on the fly.
+#  Example: 'konsoleprofile "ColorScheme=WhiteOnBlack;TabColor=#FF0000"' will
+#  change the colorscheme used in current tab into WhiteOnBlack and the TabColor
+#  to red on the fly.
 #
 #  NOTE: This script MUST run within a konsole tab to take effect. The change
 #  is applied only to current tab. Other tabs using the same profile will not
@@ -17,14 +18,14 @@
 #   1. konsole --list-profile-properties
 #   2. refer to konsole/src/Profile.h
 #   3. visit the online reference:
-#       https://invent.kde.org/utilities/konsole/-/blob/master/src/Profile.h
+#       https://invent.kde.org/utilities/konsole/-/blob/master/src/profile/Profile.h
 #
 #  All of the logic is in konsole. This script is provided for convenience.
 
 if [ ! $# -eq 1 ]
     then
     echo ""
-    echo "Usage: $0 option=value"
+    echo "Usage: $0 \"option=value[;option=value;...]\""
     echo ""
     echo "For more documentation view this file $0"
     echo ""