Update TDEL10n module

+ Allow missed keyword CATALOG, if the catalog name is the first argument.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
(cherry picked from commit ebe1ddc721)

modules/TDEL10n.cmake

@@ -127,7 +127,7 @@ endfunction( )
 #####
 ##### Syntax:
 #####   tde_l10n_create_template(
-#####     CATALOG file_name
+#####     [CATALOG] file_name
 #####     [SOURCES source_spec [source_spec]]
 #####     [EXCLUDES regex [regex]]
 #####     [KEYWORDS keyword [keyword]]
@@ -176,9 +176,9 @@ macro( tde_l10n_create_template )
   unset( _dest )
   unset( _keywords )
   unset( _attributes )
-  unset( _directive )
-  unset( _var )
   unset( _pot )
+  unset( _directive )
+  set( _var _catalog )
 
   foreach( _arg ${ARGN} )