Increase version number
Fix default hours per work year for issue1308

It must be: hours per work month * 12
(transplanted from dd2f484524408272061cc05394b9639842713dde)

--HG--
extra : transplant_source : %DD/HE%24%40%82r%06%1C%C0S%94%B9c%98Bq%3D%DE
Prepare release 1.4.1
Added tag 1.4.1 for changeset c04ecc46942d
Increase version number
Update COPYRIGHT
Don't include .pyc from tests
(transplanted from cd9e74fec6a5bb1e17820f5ceb22e4de79c50728)

--HG--
extra : transplant_source : %CD%9Et%FE%C6%A5%BB%1E%17%82%0F%5C%EB%22%E4%DEy%C5%07%28
Increase version number
Increase version number
Prepare release 1.4.2
Added tag 1.4.2 for changeset 9bb69625fe2f
Increase version number
Increase version number
Increase version number
Increase version number
Increase version number
Increase version number
Increase version number
null merge from 1.4
null merge from 1.6