Handle trunk branches tags in the middle of svn url#7

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martinsson wants to merge 4 commits intoandrep:masterfrom

martinsson:handleTrunkBranchesTagsInTheMiddleOfSvnUrl

Commits on May 3, 2011

fixed sed regex that calculated module by deleting trunk instead of grabbing the part before trunk
Johan Martinsson
committed

Commits on May 4, 2011

refactor : extracted an explanatory local variable
Johan Martinsson
committed

Commits on Jun 24, 2011

made it possible to launch git-svn-externals-update from the root dir (ie not having to navigate to each svnexternals dir before launch
Johan Martinsson
committed
improved find regex so that the script can be called from any directory where there are .git externals below the current dir
Johan Martinsson
committed