Small help text fixes, to make it more consistent and accurate.

Temporarily remove -l option from 'expr' command (at Sean's request).

llvm-svn: 113298
diff --git a/lldb/source/Commands/CommandObjectDisassemble.cpp b/lldb/source/Commands/CommandObjectDisassemble.cpp
index 7304a9b..49a5677 100644
--- a/lldb/source/Commands/CommandObjectDisassemble.cpp
+++ b/lldb/source/Commands/CommandObjectDisassemble.cpp
@@ -143,7 +143,7 @@
 
 CommandObjectDisassemble::CommandObjectDisassemble () :
     CommandObject ("disassemble",
-                     "Disassemble bytes in the current function or anywhere in the inferior program.",
+                     "Disassemble bytes in the current function, or elsewhere in the executable program as specified by the user.",
                      "disassemble [<cmd-options>]")
 {
 }