How to install the latest version of microtype (v. 2.5) in Linux (Ubuntu) ?
(also, is v. 2.5 still in beta?)
Edit
I'm using this ppa https://launchpad.net/~texlive-backports/+archive/ppa/ which currently delivers 2012.20120611-3~ubuntu12.04.1, where texlive-latex-recommended contains microtype (v. 2.4).
/usr/share/texlive/texmf-dist/tex/latex/microtype
/usr/share/texlive/texmf-dist/tex/latex/microtype/letterspace.sty
/usr/share/texlive/texmf-dist/tex/latex/microtype/microtype.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/microtype.lua
/usr/share/texlive/texmf-dist/tex/latex/microtype/microtype.sty
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-bch.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-blg.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-cmr.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-euf.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-eur.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-euroitc.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-eus.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-msa.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-msb.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-mvs.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-pad.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-pmn.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-ppl.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-ptm.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-ugm.cfg
/usr/share/texlive/texmf-dist/tex/latex/microtype/mt-zpeu.cfg
microtype2.5 is not beta any more. What TeX distribution are you using? The Debian supplied 2009 or 2012? – egreg Mar 28 '13 at 23:53