[MERGE] merge from trunk addons

[MERGE] merge from trunk addons

bzr revid: mra@mra-laptop-20110317044632-q2idnbo10137sp20
bzr revid: mra@mra-laptop-20110318090655-j34s9q5qu3iika49
bzr revid: mra@mra-laptop-20110321091456-nn8ydasget5h400r
bzr revid: mra@mra-laptop-20110322130110-e4q5os11b2aphfk6
bzr revid: mra@mra-laptop-20110323043940-490q3q9lnwwvduy0
bzr revid: mra@mra-laptop-20110328045527-rih3g38wcgonx05m
bzr revid: mra@mra-laptop-20110329045144-vclevl8cvq05ga8c
bzr revid: mra@mra-laptop-20110330044007-iiokjyv6ap6k94ak
bzr revid: mra@mra-laptop-20110401043719-mtgl4wwz90mi5rac
bzr revid: mra@mra-laptop-20110404044827-rqbqf6jdaf9o5unc