Update Resources/Help/Documentation/creating_new_objects.html
Update Resources/Help/Documentation/scripts/commands.js

added print_macCtrlClick() function that prints the extra bit about ctrl+clicking which only works on macintosh OS.
Update Resources/Help/Documentation/scripts/commands.js

added duplicate_selection command
Update Resources/Help/Documentation/creating_new_objects.html

finished changes
Update Resources/Help/Documentation/creating_new_objects.html

changed to html5
Update Resources/Help/Documentation/creating_new_objects.html
Update Resources/Help/Documentation/scripts/commands.js

added new commands
Merge branch 'master' of https://github.com/necros0/TrenchBroom

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>

Conflicts:
	Resources/Help/Documentation/scripts/commands.js