HowTo install liferea from source on ubuntu linux

$> sudo apt-get install git
$> git clone git://liferea.git.sourceforge.net/gitroot/liferea/liferea
$> cd liferea
$> cat autogen.sh 
	#!/bin/sh
	autoreconf -i
	intltoolize
	./configure "$@"
$> ./autogen.sh

ERROR1:
	Can't exec "libtoolize": Datei oder Verzeichnis nicht gefunden at /usr/bin/autoreconf line 196.
	Use of uninitialized value in pattern match (m//) at /usr/bin/autoreconf line 196.
	configure.ac:111: warning: macro `AM_GCONF_SOURCE_2' not found in library

$> sudo apt-get install libtool
$> ./autogen.sh 

ERROR2:
	checking for gconftool-2... /usr/bin/gconftool-2
	./configure: line 13577: AM_GCONF_SOURCE_2: command not found
	checking for PACKAGE... no
	configure: error: Package requirements (	gtk+-2.0 >= 2.18.0
			glib-2.0 >= 2.24.0
			gio-2.0 >= 2.26.0
			pango >= 1.4.0
			gconf-2.0 >= 1.1.9
			libxml-2.0 >= 2.6.27
			libxslt >= 1.1.19
			sqlite3 >= 3.6.10
			gmodule-2.0 >= 2.0.0
			gthread-2.0
			libsoup-2.4 >= 2.28.2
			unique-1.0
			webkit-1.0 >= 1.2.2
			json-glib-1.0) were not met:

	No package 'gconf-2.0' found
	No package 'libxml-2.0' found
	No package 'libxslt' found
	No package 'sqlite3' found
	No package 'libsoup-2.4' found
	No package 'unique-1.0' found
	No package 'webkit-1.0' found
	No package 'json-glib-1.0' found
	
	Consider adjusting the PKG_CONFIG_PATH environment variable if you
	installed software in a non-standard prefix.

	Alternatively, you may set the environment variables PACKAGE_CFLAGS
	and PACKAGE_LIBS to avoid the need to call pkg-config.
	See the pkg-config man page for more details.

$> sudo apt-get install libgconf2-dev
$> sudo apt-get install libxml2-dev
$> sudo apt-get install libxslt-dev
$> sudo apt-get install libsqlite3-dev
$> sudo apt-get install libsoup2.4-dev
$> sudo apt-get install libunique-dev
$> sudo apt-get install libwebkit-dev
$> sudo apt-get install libjson-glib-dev
$> 
$> ./autogen.sh 
$> 
$> # for further errors like "No package 'dummy-app' found do ...
$> #   aptitude search dummy-app | grep dev
$> #   --> e.g. dummy-app-dev
$> #   sudo apt-get install dummy-app-dev
$> # done ;)
$> # run /autogen.sh again
$> 
$> make
$> make install