tex-babel{,-doc}: update to 3.59

3.59:
* Tentative kashida with user-definable rules (via transforms).
* Fixes:
  - \babel at texpdf inconsistently defined
  - Partial fix (quotation with CJK).
* Removed doubleletter.hyphen (Norsk), which serves to nothing.

3.58:
* More predefined transforms (lua):
  - doubleletter.hyphen: Norsk
  - oneletter.nobreak:   Czech, Polish, Slovak
  - hyphen.repeat:       Czech, Polish, Portuguese, Slovak, Spanish
  - punctuation.space:   Hindi, Sanskrit
  - transliteration.hk:  Sanskrit
  - transliteration.gajica: Serbian
* 'prehyphenation' transforms are now disabled in verbatim.
* New line breaking mode ���unhyphenated���.
* Fix: \shorthandoff*{^} was not revertible
* Experimental code for Arabic justification (with elongated
  forms; lua).

3.57:
* Predefined transforms (lua):
   - Arabic:     transliteration.dad
   - Croatian:   digraphs.ligatures
   - Greek:      diaeresis.hyphen
   - Hindi:      transliteration.hk
   - Hungarian:  digraphs.hyphen
 * Transforms: {xxxx} syntax also in string=.
 * Preliminary code for Uyghur hyphenation (lua).
 * magyar as alternative name to hungarian in \babelprovide.

3.56:
* Transforms (\babelprehyphenation, \babelposthyphenation)
   - Key 'space', in em units.
   - Key 'spacefactor', based on the current word separation.
   - Multiple 'insert's allowed.
   - Definable in 'ini' files.
   - Arbitrary characters in pattern.
 * Fixes:
   - 'insert' and 'data' didn't always set/get the expected node.
   - Hyphen was not shown in Marathi

3.55:
This is primarily a maintenance release, with some minor bugs fixed.

3.54:
* RTL text inside \put (with pict2e) correctly rendered in
  typical cases (lua).
* Same for \tikz (lua).
* The main change in internal (loader of ini files refactored).
* Fixes:
  - The tentative \foreignlanguage* stopped working.


(markd)