Add one-shot breakpoints (-o option to "break set") and a tbreak alias for our gdb friends.

llvm-svn: 165328
diff --git a/lldb/scripts/Python/interface/SBBreakpoint.i b/lldb/scripts/Python/interface/SBBreakpoint.i
index 414936f..cf566d2 100644
--- a/lldb/scripts/Python/interface/SBBreakpoint.i
+++ b/lldb/scripts/Python/interface/SBBreakpoint.i
@@ -119,6 +119,12 @@
     bool
     IsEnabled ();
     
+    void
+    SetOneShot (bool one_shot);
+
+    bool
+    IsOneShot ();
+    
     bool
     IsInternal ();