Don't ignore VS files
diff --git a/.gitignore b/.gitignore
index d1cf506..c7b0239 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,11 +35,6 @@ Makefile
cmake_install.cmake
install_manifest.txt
-*.sln
-*.vcproj*
-*.vcxproj*
-CTestTestfile.cmake
-
## Ignore Visual Studio temporary files, build results, and
## files generated by popular Visual Studio add-ons.