Increase version number
Fix requires for vobject
(transplanted from efa88294639c3782bdc26fb8f5efa4dcb57adb27)

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extra : transplant_source : %EF%A8%82%94c%9C7%82%BD%C2o%B8%F5%EF%A4%DC%B5z%DB%27
merge
Improve exception handling for issue1180
(transplanted from b296db945f8778273fe671e9f270f33dff39a4d0)

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extra : transplant_source : %B2%96%DB%94_%87x%27%3F%E6q%E9%F2p%F3%3D%FF9%A4%D0
Prepare release 1.4.1
Added tag 1.4.1 for changeset 65568ed1009a
Increase version number
Update COPYRIGHT
Don't include .pyc from tests
(transplanted from 5768f3041cf09801636786c1e7f60ec1549038cb)

--HG--
extra : transplant_source : Wh%F3%04%1C%F0%98%01cg%86%C1%E7%F6%0E%C1T%908%CB
Increase version number
Update sql_constraint instead of redefining it
(transplanted from fd3dc1f87b7b896be5683f1d28bb741a01f28f16)

--HG--
extra : transplant_source : %FD%3D%C1%F8%7B%7B%89k%E5h%3F%1D%28%BBt%1A%01%F2%8F%16
Update sql_constraint instead of redefining it
(transplanted from fd3dc1f87b7b896be5683f1d28bb741a01f28f16)

--HG--
extra : transplant_source : %FD%3D%C1%F8%7B%7B%89k%E5h%3F%1D%28%BBt%1A%01%F2%8F%16
Increase version number
Prepare release 1.4.2
Added tag 1.4.2 for changeset 5dcb13820217
Increase version number
merge
Update COPYRIGHT
Update COPYRIGHT
Prepare release 1.4.3