(speedbar-stealthy-updates): Do all updates w/ the the buffer writable.
tree1fcb3730955a2dfa29f80bd535bee4dd3182af26
-rw-r--r-- 4737 GETTING.GNU.SOFTWARE
-rw-r--r-- 29154 INSTALL
-rw-r--r-- 22250 Makefile.in
-rw-r--r-- 30940 PROBLEMS
-rwxr-xr-x 4762 build-ins.in
-rw-r--r-- 8200 config.bat
-rwxr-xr-x 26223 config.guess
-rwxr-xr-x 19820 config.sub
-rw-r--r-- 53584 configure.in
-rwxr-xr-x 50350 configure1.in
drwxr-xr-x - etc
drwxr-xr-x - leim
drwxr-xr-x - lib-src
drwxr-xr-x - lisp
drwxr-xr-x - lispref
drwxr-xr-x - lwlib
-rwxr-xr-x 18665 make-dist
drwxr-xr-x - man
drwxr-xr-x - msdos
drwxr-xr-x - nt
drwxr-xr-x - src
-rw-r--r-- 7525 tparam.c
-rw-r--r-- 219 vpath.sed