Added proper gitignores for Linux CMake use
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..07374ec
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+CMakeCache.txt
+CMakeFiles
+CTestTestfile.cmake
+cmake_install.cmake
+Testing