add news item for ikiwiki 2.55

doc/news/version_2.50.mdwn

@@ -1,8 +0,0 @@
-ikiwiki 2.50 released with [[!toggle text="these changes"]]
-[[!toggleable text="""
-   * img: Support captions.
-   * img: Don't generate empty title attributes, etc.
-   * img: Allow setting defaults for class and id too.
-   * ikiwiki-mass-rebuild: Make group list comparison more robust.
-   * search: Work around xapian bug #486138 by only stemming locales
-     in a whitelist."""]]

doc/news/version_2.55.mdwn

@@ -0,0 +1,33 @@
+ikiwiki 2.55 released with [[!toggle text="these changes"]]
+[[!toggleable text="""
+   * remove: New plugin that adds the ability to remove pages via the web.
+     (Sponsored by The TOVA Company.)
+   * rename: New plugin that adds the ability to rename pages via the web.
+     (Sponsored by The TOVA Company.) (This one's for you, Kyle.)
+   * All rcs backends need to implement rcs\_remove, rcs\_commitstaged,
+     and rcs\_rename. (Done for svn, git).
+   * This version adds renamepage hooks, which can be used to modify page content,
+     including links, during renames.
+   * prefix\_directives enabled in doc wiki, all preprocessor directives
+     converted. (Simon McVittie)
+   * editpage: Don't show attachments link when attachments are disabled.
+   * tag: Allow tagbase to be overridden by starting a tag with "./" or "/".
+     (Simon McVittie)
+   * Really fix bug with links to pages with names containing colons.
+     Previous fix mised a few cases.
+   * Avoid troublesome abs\_path calls in wrapper setup.
+   * Add allow\_symlinks\_before\_srcdir config setting that can be used to avoid
+     a security check that is a good safe default, but problimatic overkill in
+     some situations.
+   * Don't allow uploading an attachment with the same name as an existing
+     page, to avoid confusion.
+   * Split out error messages from editpage.tmpl into several separate
+     templates.
+   * attachment: Do not escape \_ when determining attachment filenames.
+   * Rebuild pages that change their type. (Gabriel McManus)
+   * monotone: Add support for rename, delete, and also diff. (William Uther)
+   * toggle: Fix incompatability between javascript and webkit.
+   * bzr: Add support for rename and delete. (Jelmer Vernooij)
+   * attachment: Use relative paths when inserting links.
+   * toggle: Fix for when html got tidied. Closes: #[492529](http://bugs.debian.org/492529) (Enrico Zini)
+   * cutpaste: New plugin by Enrico Zini"""]]