[graph ui] Fix some improperly closed rows.

git-svn-id: https://llvm.org/svn/llvm-project/lnt/trunk@184771 91177308-0d34-0410-b5e6-96231b3b80d8
lnt tool: Check that the installed version matches the current version.

 - This check forces users of "development mode" to re-install LNT when the
   version changes, which is useful for providing more seamless transitions when
   making certain changes (like adding new package dependencies).

git-svn-id: https://llvm.org/svn/llvm-project/lnt/trunk@184772 91177308-0d34-0410-b5e6-96231b3b80d8
lnt: Add "send-run-comparison" command line tool.

 - Useful for integrating with user scripts to kick off some runs and get
   results when they are done.

git-svn-id: https://llvm.org/svn/llvm-project/lnt/trunk@184773 91177308-0d34-0410-b5e6-96231b3b80d8