git update

src/ground_slam/.gitignore

@@ -0,0 +1,51 @@
+build/
+bin/
+lib/
+debug/
+msg_gen/
+srv_gen/
+msg/*Action.msg
+msg/*ActionFeedback.msg
+msg/*ActionGoal.msg
+msg/*ActionResult.msg
+msg/*Feedback.msg
+msg/*Goal.msg
+msg/*Result.msg
+msg/_*.py
+
+# Generated by dynamic reconfigure
+*.cfgc
+/cfg/cpp/
+/cfg/*.py
+
+# Ignore generated docs
+*.dox
+*.wikidoc
+
+# eclipse stuff
+.project
+.cproject
+
+# qcreator stuff
+CMakeLists.txt.user
+
+srv/_*.py
+*.pcd
+*.pyc
+qtcreator-*
+*.user
+
+*~
+
+# Emacs
+.#*
+
+# Catkin custom files
+CATKIN_IGNORE
+bag
+
+.vscode/*
+log/*
+saving/*
+debug/*
+test/*