Add basic DOAP file, and update packaging for 0.6.2 release.

        * libnotifymm.doap: Add basic DOAP file for 0.6.2 release.
        * debian/[changelog|control]: Update for 0.6.2 release.
# Please enter the commit message for your changes.
# (Comment lines starting with '#' will not be included)
#
# Author:    David King <davidk@openismus.com>
# Committer: david <david@dave.(none)>
#
# On branch master
# Changes to be committed:
#   (use "git reset HEAD^1 <file>..." to unstage)
#
#	modified:   ChangeLog
#	modified:   debian/changelog
#	modified:   debian/control
#	deleted:    debian/files
#	new file:   libnotifymm.doap
#
# Changed but not updated:
#   (use "git add <file>..." to update what will be committed)
#
#	modified:   ChangeLog
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# Untracked files:
#   (use "git add <file>..." to include in what will be committed)
#
#	0001-Add-basic-DOAP-file-for-0.6.2-release.patch
#	ChangeLog~
#	INSTALL
#	Makefile.in
#	aclocal.m4
#	configure
#	docs/Makefile.in
#	docs/reference/Makefile.in
#	docs/reference/doxygen-output.txt
#	docs/reference/doxygen-warnings.txt
#	docs/reference/html/
#	docs/reference/libnotifymm_doxygen_tags
#	docs/reference/xml/
#	examples/Makefile.in
#	examples/action/Makefile.in
#	examples/basic/Makefile.in
#	examples/icon/Makefile.in
#	examples/server-info/Makefile.in
#	examples/status-icon/Makefile.in
#	examples/update/Makefile.in
#	examples/widget/Makefile.in
#	libnotify/Makefile.in
#	libnotify/libnotifymm/Makefile.in
#	libnotify/libnotifymm/notification.cc
#	libnotify/libnotifymm/notification.h
#	libnotify/libnotifymm/private/Makefile.in
#	libnotify/libnotifymm/private/notification_p.h
#	libnotify/libnotifymm/wrap_init.cc
#	libnotify/src/.stamps/
#	libnotify/src/Makefile.in
#	scripts/Makefile.in
#	scripts/config.guess
#	scripts/config.sub
#	scripts/depcomp
#	scripts/install-sh
#	scripts/ltmain.sh
#	scripts/missing
#	tools/Makefile.in
#	tools/extra_defs_gen/Makefile.in
#	tools/m4/Makefile.in
