Update Contributors.txt

Author: sdottaka

Docs/Users/Contributors.txt

@@ -13,11 +13,20 @@ Localization:
   Thomas De Rocker <[email protected]>
 
 * French:
-  Fr�d�ric Dectot
+  Frédéric Dectot
+
+* Galician
+  Luis A. Martínez <luis.martinez.sobrino at gmail.com>
 
 * German
   Tim Gerundt <[email protected]>
 
+* Japanese
+  Takashi Sawanaka
+
+* Solovenian
+  Jadran Rudec <jrudec at gmail.com>
+
 Other contributors (heksedit versions):
 Kimmo Varis <[email protected]>
 Tim Gerundt <[email protected]>