Add the minimal Tajik locale data and update tz data

README.chromium

 Name: icu
 URL: http://site.icu-project.org/
 Version: 4.6
 License: MIT
 Security Critical: yes
 
 Description:
 This directory contains the source code of ICU 4.6 for C/C++
 
 1. It was obtained with the following:
@@ skipping 97 matching lines @@
     add reslocal.mk or {trns,sprep,rbnf,coll}local.mk files to
     source/data/{coll,curr,lang.locale,curr,region,translit,zone,rbnf,sprep}.
 
   - In source/data/region, run the following command to get rid of numeric region
     display names we don't use (everything other than 419).
      $ sed -i  '/[0-35-9][0-9][0-9]{/ d' *.txt
 
   - android/patch_locale.sh (to be run for Android build only):
       Makes changes to source/data/{curr,region,lang} to exclude these data
       except the language and script names of zh_Hans and zh_Hant.
+ 
+  - Add tg.txt to source/data/locale to add the minimal locale data necessary for 
+    the spellchecker. In the same directory, add tg.txt to reslocal.mk
 
 7. Removal of unihan collation tables from data/coll/{zh,ja,ko}.txt
 
   - patches/unihan.patch:
     unihan collation tables are never used in Chrome/Webkit, but it takes
     about 1MB in the uncompressed ICU data file in ICU 4.2.1.
 
 8. Timezone data update
   - Grab the latest version of the following timezone data files and
     put them in source/data/misc.
 
      metaZones.txt
      timezoneTypes.txt
      windowsZones.txt
      zoneinfo64.txt
 
-   As of Dec 2013, the latest version is 2013h and the above files
+   As of Mar 2014, the latest version is 2014a and the above files
    are available at
-   http://source.icu-project.org/repos/icu/data/trunk/tzdata/icunew/2013h/44/
+   http://source.icu-project.org/repos/icu/data/trunk/tzdata/icunew/2014a/44/
 
 9. Transliterator customization
 
-   - Add the following files taken from ICU 52 to source/data/trnslit
-
-     {tr,el,az}_{Upper,Lower,Title}.txt
+   - Add el_Upper.txt taken from ICU 52 to source/data/trnslit
 
    - Also add css3transform.txt to the same directory
    - Put the following line in trnslocal.mk
 
      TRANSLIT_SOURCE=css3transform.txt
 
 10. Build-related changes
 
   - patches/wpo.patch
   - patches/vscomp.patch
@@ skipping 142 matching lines @@
 25. Fix a buffer overflow in UTF-16/32 detection.
     - patches/csetdet.patch
     - upstream bug: http://bugs.icu-project.org/trac/ticket/10318
 
 26. Add BreakIterator::getRuleStatus
     - patches/breakiterator.patch
     - Copy and paste BreakIterator::getRuleStatus API from ICU 52
 
 27. Change export of U_ICUDATA_ENTRY_POINT from U_IMPORT to U_EXPORT.
     - patches/declspec.patch