Mercurial

version-control

http://hginit.com/
http://tortoisehg.bitbucket.org/

https://www.youtube.com/watch?v=idd2fmPRRlU
https://www.youtube.com/watch?v=uTy1C60NwhY
https://www.youtube.com/watch?v=-rMc1vyjjas
https://www.youtube.com/watch?v=o4gYcgfEgng

https://www.youtube.com/watch?v=S0MVkcDr68I

http://biz30.timedoctor.com/git-mecurial-and-cvs-comparison-of-svn-software/
http://mercurial.selenic.com/
https://www.atlassian.com/dvcs/overview/dvcs-options-git-or-mercurial/
http://www.ibm.com/developerworks/aix/library/au-mercurial/
https://www.mercurial-scm.org/
http://stackoverflow.com/questions/35837/what-is-the-difference-between-mercurial-and-git