Document the "jump" command in pdb.__doc__, and add a version tag for "until X".
diff --git a/Lib/pdb.py b/Lib/pdb.py
index 7c6b848..cedd17e 100755
--- a/Lib/pdb.py
+++ b/Lib/pdb.py
@@ -147,6 +147,16 @@
or equal to that is reached. In both cases, also stop when
the current frame returns.
+j(ump) lineno
+ Set the next line that will be executed. Only available in
+ the bottom-most frame. This lets you jump back and execute
+ code again, or jump forward to skip code that you don't want
+ to run.
+
+ It should be noted that not all jumps are allowed -- for
+ instance it is not possible to jump into the middle of a
+ for loop or out of a finally clause.
+
r(eturn)
Continue execution until the current function returns.