Add the first code to create a Rover instance

Currently, does nothing but create an instance of Rover.

.gitignore

@@ -1,2 +1,3 @@
 *.sw[o,p]
 **/__pycache__**
+**src/marsrover.egg-info/**

setup.cfg

@@ -21,6 +21,11 @@ classifier =
 console_scripts =
     rover = rover:main
 
+[files]
+packages_root = src
+packages =
+    rover
+
 [aliases]
 test = pytest
 

src/rover/__init__.py

@@ -0,0 +1 @@
+from .rover import Rover

src/rover/rover.py

@@ -0,0 +1,3 @@
+
+class Rover:
+    pass