Added <soft> tag that takes up no space for alignment purposes;

used this tag for magic creature types;
Added correct handling of Tribal sub types;
Fixed sort_index use by spoiler export template

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@637 0fc631ac-6414-0410-93d0-97cfa31319b6

doc/type/tagged_string.txt

@@ -37,6 +37,7 @@ This is written as the character with code 1 in files.
 			Inserting this tag manually will confuse that function!<br/>
 			This tag can never be selected, and its contents can not be edited.
 | @"<sep-soft>"@	Like @"<sep>"@, only hidden. This is inserted by [[fun:combined_editor]]
+| @"<soft>"@		Text who's width is ignored for alignment, similair to @"<sep-soft>"@, but not a separator.
 | @"<word-list-?>"@	Indicate that the text inside the tag should be selected from a [[type:word list]].
 			The <tt>?</tt> must be the name of a word list in the game.
 | any other tag		Other tags are ignored.