docs: news

Set dev_xx.txt help files to use "flow" layout.

runtime/lua/vim/_meta/lpeg.lua

@@ -6,11 +6,10 @@ error('Cannot require a meta file')
 -- with types being renamed to include the vim namespace and with some descriptions made less verbose.
 
 --- @brief <pre>help
---- LPeg is a pattern-matching library for Lua, based on
---- Parsing Expression Grammars (https://bford.info/packrat/) (PEGs).
+--- LPeg is a pattern-matching library for Lua, based on Parsing Expression
+--- Grammars (PEGs). https://bford.info/packrat/
 ---
----                                                                     *lua-lpeg*
----                                                             *vim.lpeg.Pattern*
+---                                                  *lua-lpeg* *vim.lpeg.Pattern*
 --- The LPeg library for parsing expression grammars is included as `vim.lpeg`
 --- (https://www.inf.puc-rio.br/~roberto/lpeg/).
 ---

runtime/lua/vim/_meta/re.lua

@@ -8,11 +8,11 @@ error('Cannot require a meta file')
 -- See 'lpeg.html' for license
 
 --- @brief
---- The `vim.re` module provides a conventional regex-like syntax for pattern usage
---- within LPeg |vim.lpeg|.
+--- The `vim.re` module provides a conventional regex-like syntax for pattern usage within LPeg
+--- |vim.lpeg|. (Unrelated to |vim.regex| which provides Vim |regexp| from Lua.)
 ---
---- See https://www.inf.puc-rio.br/~roberto/lpeg/re.html for the original
---- documentation including regex syntax and more concrete examples.
+--- See https://www.inf.puc-rio.br/~roberto/lpeg/re.html for the original documentation including
+--- regex syntax and examples.
 
 --- Compiles the given {string} and returns an equivalent LPeg pattern. The given string may define
 --- either an expression or a grammar. The optional {defs} table provides extra Lua values to be used