Fix class selection drop-in dialog Commit 93164087c56a added class selection dialog to SmallSense's `DialogBox`. This commit selever bugs in the implementation.

syntax: glob
*Init.c   
makefile
*.so
*.H
*.o
*.STH
*.sc
objbc
objvc
*.class
java/libs/*.jar
java/libs-src/*.jar
*-Test.xml
st.chg