README.md in mireru-0.1.4 vs README.md in mireru-0.1.5

- old
+ new

@@ -44,9 +44,13 @@
 #### Scale
 
 +: larger<br />
 -: smaller<br />
 
+#### Special
+
+T: thumbnail
+
 #### Image
 
 f: fits window size<br />
 o: original size<br />
 