[opengrok] Fixed FindBugs warning in ClearCaseRepository.java

[knut.hat...@sun.com]

Author: Knut Anders Hatlen <Knut.Hatlen at Sun.COM>
Repository: /hg/opengrok/trunk
Latest revision: 4c30fecd14abef1cf956e51c64615fb2708417ad
Total changesets: 1
Log message:
Fixed FindBugs warning in ClearCaseRepository.java

Used InputStream.skip() instead of BufferedReader.readLine() to drain stream.

Files:
        update: src/org/opensolaris/opengrok/history/ClearCaseRepository.java