Add CMakeLists.txt.user to gitignore and remove it from repo. (#13)

Author: BorjaOuterelo

.gitignore

@@ -0,0 +1,35 @@
+
+# Created by https://www.gitignore.io/api/qtcreator
+# Edit at https://www.gitignore.io/?templates=qtcreator
+
+### QtCreator ###
+# gitignore for Qt Creator like IDE for pure C/C++ project without Qt
+#
+# Reference: http://doc.qt.io/qtcreator/creator-project-generic.html
+
+
+
+# Qt Creator autogenerated files
+
+
+# A listing of all the files included in the project
+*.files
+
+# Include directories
+*.includes
+
+# Project configuration settings like predefined Macros
+*.config
+
+# Qt Creator settings
+*.creator
+
+# User project settings
+*.creator.user*
+
+# Qt Creator backups
+*.autosave
+
+# End of https://www.gitignore.io/api/qtcreator
+
+CMakeLists.txt.user