Added: Tutorial for translations

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branch : develop

code/ryzom/tools/translation/readme.txt

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+Please don't update files in "translated" directly!
+
+First, be sure you put "translation_tools" in "bin" directory.
+
+How to update translations in UXT files :
+
+1. Update original texts in "work/wk.uxt"
+2. Launch A_make_string_diff script
+3. Open files in "diff" directory
+4. Replace original text with translation between [ and ]
+5. The 2 last lines : // REMOVE THE FOLOWING LINE WHEN TRANSLATION IS DONE and // DIFF NOT TRANSLATED
+6. Save files
+7. Launch AA_clean_string_diff to delete translations help (old values)
+8. Launch B_merge_string_diff to merge your translations in "translated"
+
+How to update translations in words files :
+
+1. Update original texts in "work" directory
+2. Launch 5_make_words_diff script
+3. Open files in "diff" directory
+4. Replace original text with translation (separators are <tab>)
+5. The 2 last lines : REMOVE THE FOLOWING TWO LINE WHEN TRANSLATION IS DONE and DIFF NOT TRANSLATED
+6. Save files
+7. Launch 6_merge_words_diff to merge your translations in "translated"