Merge topic 'cmake-e-rm'

2d0100fac7 replace remove and remove_directory with rm in tests
5239fc5c75 cmake -E: Add rm with improved semantics over remove and remove_directory

Acked-by: Kitware Robot <kwrobot@kitware.com>
Merge-request: !3949

Source/cmLocalUnixMakefileGenerator3.cxx

@@ -629,7 +629,7 @@ void cmLocalUnixMakefileGenerator3::WriteMakeVariables(
     << "# The command to remove a file.\n"
     << "RM = "
     << cmakeShellCommand
-    << " -E remove -f\n"
+    << " -E rm -f\n"
     << "\n";
   makefileStream
     << "# Escaping for special characters.\n"