master updated (c0f656617d6 -> 998f9d98c3b)

[Philip Kaludercic]

zge pushed a change to branch master.

      from  c0f656617d6 Make sure the binding shown by echo-keystrokes-help is 
not shadowed
       new  db195116a42 Add the public API of Compat to the core
       new  998f9d98c3b Tolerate errors while recompiling all packages


Summary of changes:
 doc/lispref/package.texi   | 48 ++++++++++++++++++++++++
 etc/NEWS                   |  7 ++++
 lisp/emacs-lisp/compat.el  | 92 ++++++++++++++++++++++++++++++++++++++++++++++
 lisp/emacs-lisp/package.el |  3 +-
 lisp/progmodes/python.el   |  2 +-
 5 files changed, 150 insertions(+), 2 deletions(-)
 create mode 100644 lisp/emacs-lisp/compat.el