added directory e-words, make makefile for safe-gets safier
 Changes to be committed:
	modified:   small/d-gets/test.c = added free() to tests

	finished e-words
	new file:   small/e-words/Readme.md
	modified:   small/e-words/deldup.c
	modified:   small/e-words/deldup.h
	modified:   small/e-words/test.c

	more experiments on C-strings; understood, that they are unchangable
	modified:   tmp/some.c