debian: Get rid of backward compatibility pseudo-tags from bug reports

All bug reports should have been renamed by now, there's no need to list
the old tags anymore.

debian/changelog

@@ -85,6 +85,7 @@ dpkg (1.18.0) UNRELEASED; urgency=low
     - Switch to debhelper compatibility level 9.
     - Name each public-domain license with a different name.
     - Add missing public modules to dpkg-dev package description.
+    - Get rid of backward compatibility pseudo-tags from bug reports.
   * Documentation:
     - Document arch-qualifiers for dependency fields in deb-control(5) and
       deb-src-control(5). Reported by Johannes Schauer <j.schauer@email.de>.

debian/usertags

@@ -7,40 +7,38 @@ bug report pseudo-header:
 	User: dpkg@packages.debian.org
 	Usertags: <usertag...>
 
-Those are the currently used usertags (and the matchings against the old
-“pseudo-tags”, which were encoded in the bug title):
+These are the currently used usertags:
 
 Generic tags
 ============
 
-usertag		pseudo-tag	description
--------		----------	-----------
-
-assert		[ASSERT]	Errors caused by assert().
-segfault	[SEGFAULT]	Errors that cause segmentation faults.
-conffile	[CONFFILE]	Issues with configuration file handling.
-symlink				Issues related to symlink handling.
-depends		[DEPENDS]	Issues with dependency relationship handling.
-maint-script			Errors related to maintainer scripts.
-db				Issues handling the database.
-file-metadata			File metadata tracking (perm, acl, cap, hash).
-trivial		[TRIVIAL]	Bug should be trivial to fix.
-perf		[PERF]		Performance problems.
-new-field			Request for new control file fields.
-new-option			Request for new command line option.
-deb-format			Changes to the binary (.deb) format.
-dsc-format			Changes to the source (.dsc) format.
-arch		[ARCH]		Updates to ‘cputable’, ‘ostable’ and porting
-				patches.
-vendor				Vendor support and needed modifications.
-build				Project build system issues.
-i18n		[UTF-8]		Conversion to the UTF-8 encoding.
-i18n		[INTL]		Internationalization problems.
-l10n		[INTL]		New or updated translations and bugs affecting
-				translation. Include the language code in the
-				tag, e.g. [INTL:cy_GB].
-doc		[DOC]		Documentation bugs, including --help, program
-				output and manpages.
+usertag			description
+-------			-----------
+
+assert			Errors caused by assert().
+segfault		Errors that cause segmentation faults.
+conffile		Issues with configuration file handling.
+symlink			Issues related to symlink handling.
+depends			Issues with dependency relationship handling.
+maint-script		Errors related to maintainer scripts.
+db			Issues handling the database.
+file-metadata		File metadata tracking (perm, acl, cap, hash).
+trivial			Bug should be trivial to fix.
+perf			Performance problems.
+new-field		Request for new control file fields.
+new-option		Request for new command line option.
+deb-format		Changes to the binary (.deb) format.
+dsc-format		Changes to the source (.dsc) format.
+arch			Updates to ‘cputable’, ‘ostable’ and porting patches.
+vendor			Vendor support and needed modifications.
+build			Project build system issues.
+i18n			Conversion to the UTF-8 encoding.
+i18n			Internationalization problems.
+l10n			New or updated translations and bugs affecting
+			  translation. Include the language code in the tag,
+			  e.g. [INTL:cy_GB].
+doc			Documentation bugs, including --help, program output
+			  and manpages.
 
 Being considered tags
 =====================
@@ -54,35 +52,35 @@ apt-feature		??
 Program tags
 ============
 
-usertag			pseudo-tag		description
--------			----------		-----------
+usertag			description
+-------			-----------
 
-dpkg			[DPKG]
-dpkg-architecture	[DPKG-ARCHITECTURE]
+dpkg
+dpkg-architecture
 dpkg-buildflags
-dpkg-buildpackage	[DPKG-BUILDPACKAGE]
-dpkg-checkbuilddeps	[DPKG-CHECKBUILDDEPS]
-dpkg-deb		[DPKG-DEB]
-dpkg-distaddfile	[DPKG-DISTADDFILE]
-dpkg-divert		[DPKG-DIVERT]
-dpkg-genchanges		[DPKG-GENCHANGES]
-dpkg-gencontrol		[DPKG-GENCONTROL]
-dpkg-gensymbols		[DPKG-GENCSYMBOLS]
+dpkg-buildpackage
+dpkg-checkbuilddeps
+dpkg-deb
+dpkg-distaddfile
+dpkg-divert
+dpkg-genchanges
+dpkg-gencontrol
+dpkg-gensymbols
 dpkg-maintscript-helper
 dpkg-mergechangelogs
-dpkg-name		[DPKG-NAME]
-dpkg-parsechangelog	[DPKG-PARSECHANGELOG]
-dpkg-query		[DPKG-QUERY]
-dpkg-scanpackages	[DPKG-SCANPACKAGES]
-dpkg-scansources	[DPKG-SCANSOURCES]
-dpkg-shlibdeps		[DPKG-SHLIBDEPS]
-dpkg-source		[DPKG-SOURCE]
-dpkg-split		[DPKG-SPLIT]
-dpkg-statoverride	[DPKG-STATOVERRIDE]
+dpkg-name
+dpkg-parsechangelog
+dpkg-query
+dpkg-scanpackages
+dpkg-scansources
+dpkg-shlibdeps
+dpkg-source
+dpkg-split
+dpkg-statoverride
 dpkg-trigger
 dpkg-vendor
-s-s-d			[S-S-D]			start-stop-daemon
-u-a			[U-A]			update-alternatives
+s-s-d			start-stop-daemon
+u-a			update-alternatives
 
 Current categories
 ==================