Fix: missing texmacs-module clause

git-svn-id: svn://svn.savannah.gnu.org/texmacs/trunk@8791 64cb5145-927a-446d-8aed-2fb7b4773692
Two more examples of graphical macros

git-svn-id: svn://svn.savannah.gnu.org/texmacs/trunk@8792 64cb5145-927a-446d-8aed-2fb7b4773692
MacOS: fix warning

git-svn-id: svn://svn.savannah.gnu.org/texmacs/trunk@8793 64cb5145-927a-446d-8aed-2fb7b4773692
MacOS: fixed bug in Yosemite which broke plugins due to bogus environment.

git-svn-id: svn://svn.savannah.gnu.org/texmacs/trunk@8794 64cb5145-927a-446d-8aed-2fb7b4773692