Fixes  #3521; Renamed method checkName() -> isNameAvailable(). When name not changed for a given id  now returns true.
Fixes  #3521; Renamed method checkName() -> isNameAvailable(). When name not changed for a given id  now returns true.

git-svn-id: 25a0ac75d3222d69293b2750b310215dcabd6451@13346 6bcd3966-0018-0410-8128-fd23d134de7e

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