added mention that the capture group references for the regexp mapper need to be specified with two backslashes instead of one
added mention that the capture group references for the regexp mapper need to be specified with two backslashes instead of one

git-svn-id: 6ee47c8665bf46900d9baa0afb711c5b4a0eafac@3158 e2bb083e-7f23-0410-b3a8-8253ac9ef6d8

ya7lelkom/swift-k,ya7lelkom/swift-k,swift-lang/swift-k,ya7lelkom/swift-k,swift-lang/swift-k,swift-lang/swift-k,swift-lang/swift-k,ya7lelkom/swift-k,swift-lang/swift-k,ya7lelkom/swift-k,swift-lang/swift-k,swift-lang/swift-k,swift-lang/swift-k,ya7lelkom/swift-k,ya7lelkom/swift-k,ya7lelkom/swift-k,swift-lang/swift-k,swift-lang/swift-k,ya7lelkom/swift-k,ya7lelkom/swift-k