More cl doc updates

* doc/misc/cl.texi: Don't mess with the TeX section number counter.
Use Texinfo recommended convention for quotes+punctuation.
(Overview, Sequence Functions): Rephrase for better line-breaking.
(Time of Evaluation, Type Predicates, Modify Macros, Function Bindings)
(Macro Bindings, Conditionals, Iteration, Loop Basics)
(Random Numbers, Mapping over Sequences, Structures)
(Porting Common Lisp): Further updates for cl-lib namespace.
(Modify Macros, Declarations, Macro Bindings, Structures):
Break long lines in examples.
(Dynamic Bindings): Update for changed progv behavior.
(Loop Examples, Efficiency Concerns): Markup fixes.
(Structures): Remove TeX margin change.

* lisp/emacs-lisp/cl-macs.el (cl-progv): Doc fix.

* etc/NEWS: Related markup.

1 files changed, 1 insertions, 0 deletions

diff --git a/etc/NEWS b/etc/NEWS
index d891e28e7ef..b6f8cd92af1 100644
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -332,6 +332,7 @@ The difference is that it relies on the `lexical-binding' machinery (as opposed
 to the `lexical-let' machinery used previously) to capture definitions in
 closures, so such closures will only work if `lexical-binding' is in use.
 
++++
 *** `progv' was rewritten to use the `let' machinery.
 A side effect is that vars without corresponding value are bound to nil
 rather than making them unbound.